20161191225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{11827}}^1$

素因数の和:12055

約数の個数: 96

約数和(自身を含む): 40550547456

約数和(自身を除く): 20389356231

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 191, 255, 357, 425, 525, 573, 595, 955, 1275, 1337, 1785, 2865, 2975, 3247, 4011, 4775, 6685, 8925, 9741, 11827, 14325, 16235, 20055, 22729, 33425, 35481, 48705, 59135, 68187, 81175, 82789, 100275, 113645, 177405, 201059, 243525, 248367, 295675, 340935, 413945, 568225, 603177, 887025, 1005295, 1241835, 1407413, 1704675, 2069725, 2258957, 3015885, 4222239, 5026475, 6209175, 6776871, 7037065, 11294785, 15079425, 15812699, 21111195, 33884355, 35185325, 38402269, 47438097, 56473925, 79063495, 105555975, 115206807, 169421775, 192011345, 237190485, 268815883, 395317475, 576034035, 806447649, 960056725, 1185952425, 1344079415, 2880170175, 4032238245, 6720397075, 20161191225]

約数ペア:

[(1, 20161191225), (3, 6720397075), (5, 4032238245), (7, 2880170175), (15, 1344079415), (17, 1185952425), (21, 960056725), (25, 806447649), (35, 576034035), (51, 395317475), (75, 268815883), (85, 237190485), (105, 192011345), (119, 169421775), (175, 115206807), (191, 105555975), (255, 79063495), (357, 56473925), (425, 47438097), (525, 38402269), (573, 35185325), (595, 33884355), (955, 21111195), (1275, 15812699), (1337, 15079425), (1785, 11294785), (2865, 7037065), (2975, 6776871), (3247, 6209175), (4011, 5026475), (4775, 4222239), (6685, 3015885), (8925, 2258957), (9741, 2069725), (11827, 1704675), (14325, 1407413), (16235, 1241835), (20055, 1005295), (22729, 887025), (33425, 603177), (35481, 568225), (48705, 413945), (59135, 340935), (68187, 295675), (81175, 248367), (82789, 243525), (100275, 201059), (113645, 177405)]