20137074100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{409}}^1$

素因数の和:771

約数の個数: 216

約数和(自身を含む): 52017911960

約数和(自身を除く): 31880837860

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 121, 130, 143, 220, 242, 260, 275, 286, 313, 325, 409, 484, 550, 572, 605, 626, 650, 715, 818, 1100, 1210, 1252, 1300, 1430, 1565, 1573, 1636, 2045, 2420, 2860, 3025, 3130, 3146, 3443, 3575, 4069, 4090, 4499, 5317, 6050, 6260, 6292, 6886, 7150, 7825, 7865, 8138, 8180, 8998, 10225, 10634, 12100, 13772, 14300, 15650, 15730, 16276, 17215, 17996, 20345, 20450, 21268, 22495, 26585, 31300, 31460, 34430, 37873, 39325, 40690, 40900, 44759, 44990, 49489, 53170, 58487, 68860, 75746, 78650, 81380, 86075, 89518, 89980, 98978, 101725, 106340, 112475, 116974, 128017, 132925, 151492, 157300, 172150, 179036, 189365, 197956, 203450, 223795, 224950, 233948, 247445, 256034, 265850, 292435, 344300, 378730, 406900, 447590, 449900, 492349, 494890, 512068, 531700, 584870, 640085, 643357, 757460, 895180, 946825, 984698, 989780, 1118975, 1169740, 1237225, 1280170, 1286714, 1408187, 1462175, 1664221, 1893650, 1969396, 2237950, 2461745, 2474450, 2560340, 2573428, 2816374, 2924350, 3200425, 3216785, 3328442, 3787300, 4475900, 4923490, 4948900, 5632748, 5848700, 6400850, 6433570, 6656884, 7040935, 8321105, 9846980, 12308725, 12801700, 12867140, 14081870, 15490057, 16083925, 16642210, 18306431, 24617450, 28163740, 30980114, 32167850, 33284420, 35204675, 36612862, 41605525, 49234900, 61960228, 64335700, 70409350, 73225724, 77450285, 83211050, 91532155, 140818700, 154900570, 166422100, 183064310, 201370741, 309801140, 366128620, 387251425, 402741482, 457660775, 774502850, 805482964, 915321550, 1006853705, 1549005700, 1830643100, 2013707410, 4027414820, 5034268525, 10068537050, 20137074100]

約数ペア:

[(1, 20137074100), (2, 10068537050), (4, 5034268525), (5, 4027414820), (10, 2013707410), (11, 1830643100), (13, 1549005700), (20, 1006853705), (22, 915321550), (25, 805482964), (26, 774502850), (44, 457660775), (50, 402741482), (52, 387251425), (55, 366128620), (65, 309801140), (100, 201370741), (110, 183064310), (121, 166422100), (130, 154900570), (143, 140818700), (220, 91532155), (242, 83211050), (260, 77450285), (275, 73225724), (286, 70409350), (313, 64335700), (325, 61960228), (409, 49234900), (484, 41605525), (550, 36612862), (572, 35204675), (605, 33284420), (626, 32167850), (650, 30980114), (715, 28163740), (818, 24617450), (1100, 18306431), (1210, 16642210), (1252, 16083925), (1300, 15490057), (1430, 14081870), (1565, 12867140), (1573, 12801700), (1636, 12308725), (2045, 9846980), (2420, 8321105), (2860, 7040935), (3025, 6656884), (3130, 6433570), (3146, 6400850), (3443, 5848700), (3575, 5632748), (4069, 4948900), (4090, 4923490), (4499, 4475900), (5317, 3787300), (6050, 3328442), (6260, 3216785), (6292, 3200425), (6886, 2924350), (7150, 2816374), (7825, 2573428), (7865, 2560340), (8138, 2474450), (8180, 2461745), (8998, 2237950), (10225, 1969396), (10634, 1893650), (12100, 1664221), (13772, 1462175), (14300, 1408187), (15650, 1286714), (15730, 1280170), (16276, 1237225), (17215, 1169740), (17996, 1118975), (20345, 989780), (20450, 984698), (21268, 946825), (22495, 895180), (26585, 757460), (31300, 643357), (31460, 640085), (34430, 584870), (37873, 531700), (39325, 512068), (40690, 494890), (40900, 492349), (44759, 449900), (44990, 447590), (49489, 406900), (53170, 378730), (58487, 344300), (68860, 292435), (75746, 265850), (78650, 256034), (81380, 247445), (86075, 233948), (89518, 224950), (89980, 223795), (98978, 203450), (101725, 197956), (106340, 189365), (112475, 179036), (116974, 172150), (128017, 157300), (132925, 151492)]