20936706050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{4493}}^1$

素因数の和:4692

約数の個数: 96

約数和(自身を含む): 42971124672

約数和(自身を除く): 22034418622

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 107, 130, 134, 214, 325, 335, 535, 650, 670, 871, 1070, 1391, 1675, 1742, 2675, 2782, 3350, 4355, 4493, 5350, 6955, 7169, 8710, 8986, 13910, 14338, 21775, 22465, 34775, 35845, 43550, 44930, 58409, 69550, 71690, 93197, 112325, 116818, 179225, 186394, 224650, 292045, 301031, 358450, 465985, 480751, 584090, 602062, 931970, 961502, 1460225, 1505155, 2329925, 2403755, 2920450, 3010310, 3913403, 4659850, 4807510, 6249763, 7525775, 7826806, 12018775, 12499526, 15051550, 19567015, 24037550, 31248815, 32210317, 39134030, 62497630, 64420634, 97835075, 156244075, 161051585, 195670150, 312488150, 322103170, 418734121, 805257925, 837468242, 1610515850, 2093670605, 4187341210, 10468353025, 20936706050]

約数ペア:

[(1, 20936706050), (2, 10468353025), (5, 4187341210), (10, 2093670605), (13, 1610515850), (25, 837468242), (26, 805257925), (50, 418734121), (65, 322103170), (67, 312488150), (107, 195670150), (130, 161051585), (134, 156244075), (214, 97835075), (325, 64420634), (335, 62497630), (535, 39134030), (650, 32210317), (670, 31248815), (871, 24037550), (1070, 19567015), (1391, 15051550), (1675, 12499526), (1742, 12018775), (2675, 7826806), (2782, 7525775), (3350, 6249763), (4355, 4807510), (4493, 4659850), (5350, 3913403), (6955, 3010310), (7169, 2920450), (8710, 2403755), (8986, 2329925), (13910, 1505155), (14338, 1460225), (21775, 961502), (22465, 931970), (34775, 602062), (35845, 584090), (43550, 480751), (44930, 465985), (58409, 358450), (69550, 301031), (71690, 292045), (93197, 224650), (112325, 186394), (116818, 179225)]