20504351400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{90647}}^1$

素因数の和:90708

約数の個数: 192

約数和(自身を含む): 70814217600

約数和(自身を除く): 50309866200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 29, 30, 39, 40, 50, 52, 58, 60, 65, 75, 78, 87, 100, 104, 116, 120, 130, 145, 150, 156, 174, 195, 200, 232, 260, 290, 300, 312, 325, 348, 377, 390, 435, 520, 580, 600, 650, 696, 725, 754, 780, 870, 975, 1131, 1160, 1300, 1450, 1508, 1560, 1740, 1885, 1950, 2175, 2262, 2600, 2900, 3016, 3480, 3770, 3900, 4350, 4524, 5655, 5800, 7540, 7800, 8700, 9048, 9425, 11310, 15080, 17400, 18850, 22620, 28275, 37700, 45240, 56550, 75400, 90647, 113100, 181294, 226200, 271941, 362588, 453235, 543882, 725176, 906470, 1087764, 1178411, 1359705, 1812940, 2175528, 2266175, 2356822, 2628763, 2719410, 3535233, 3625880, 4532350, 4713644, 5257526, 5438820, 5892055, 6798525, 7070466, 7886289, 9064700, 9427288, 10515052, 10877640, 11784110, 13143815, 13597050, 14140932, 15772578, 17676165, 18129400, 21030104, 23568220, 26287630, 27194100, 28281864, 29460275, 31545156, 34173919, 35352330, 39431445, 47136440, 52575260, 54388200, 58920550, 63090312, 65719075, 68347838, 70704660, 78862890, 88380825, 102521757, 105150520, 117841100, 131438150, 136695676, 141409320, 157725780, 170869595, 176761650, 197157225, 205043514, 235682200, 262876300, 273391352, 315451560, 341739190, 353523300, 394314450, 410087028, 512608785, 525752600, 683478380, 707046600, 788628900, 820174056, 854347975, 1025217570, 1366956760, 1577257800, 1708695950, 2050435140, 2563043925, 3417391900, 4100870280, 5126087850, 6834783800, 10252175700, 20504351400]

約数ペア:

[(1, 20504351400), (2, 10252175700), (3, 6834783800), (4, 5126087850), (5, 4100870280), (6, 3417391900), (8, 2563043925), (10, 2050435140), (12, 1708695950), (13, 1577257800), (15, 1366956760), (20, 1025217570), (24, 854347975), (25, 820174056), (26, 788628900), (29, 707046600), (30, 683478380), (39, 525752600), (40, 512608785), (50, 410087028), (52, 394314450), (58, 353523300), (60, 341739190), (65, 315451560), (75, 273391352), (78, 262876300), (87, 235682200), (100, 205043514), (104, 197157225), (116, 176761650), (120, 170869595), (130, 157725780), (145, 141409320), (150, 136695676), (156, 131438150), (174, 117841100), (195, 105150520), (200, 102521757), (232, 88380825), (260, 78862890), (290, 70704660), (300, 68347838), (312, 65719075), (325, 63090312), (348, 58920550), (377, 54388200), (390, 52575260), (435, 47136440), (520, 39431445), (580, 35352330), (600, 34173919), (650, 31545156), (696, 29460275), (725, 28281864), (754, 27194100), (780, 26287630), (870, 23568220), (975, 21030104), (1131, 18129400), (1160, 17676165), (1300, 15772578), (1450, 14140932), (1508, 13597050), (1560, 13143815), (1740, 11784110), (1885, 10877640), (1950, 10515052), (2175, 9427288), (2262, 9064700), (2600, 7886289), (2900, 7070466), (3016, 6798525), (3480, 5892055), (3770, 5438820), (3900, 5257526), (4350, 4713644), (4524, 4532350), (5655, 3625880), (5800, 3535233), (7540, 2719410), (7800, 2628763), (8700, 2356822), (9048, 2266175), (9425, 2175528), (11310, 1812940), (15080, 1359705), (17400, 1178411), (18850, 1087764), (22620, 906470), (28275, 725176), (37700, 543882), (45240, 453235), (56550, 362588), (75400, 271941), (90647, 226200), (113100, 181294)]