20348520200

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{20939}}^1$

素因数の和:21111

約数の個数: 96

約数和(自身を含む): 48841293600

約数和(自身を除く): 28492773400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 113, 172, 200, 215, 226, 344, 430, 452, 565, 860, 904, 1075, 1130, 1720, 2150, 2260, 2825, 4300, 4520, 4859, 5650, 8600, 9718, 11300, 19436, 20939, 22600, 24295, 38872, 41878, 48590, 83756, 97180, 104695, 121475, 167512, 194360, 209390, 242950, 418780, 485900, 523475, 837560, 900377, 971800, 1046950, 1800754, 2093900, 2366107, 3601508, 4187800, 4501885, 4732214, 7203016, 9003770, 9464428, 11830535, 18007540, 18928856, 22509425, 23661070, 36015080, 45018850, 47322140, 59152675, 90037700, 94644280, 101742601, 118305350, 180075400, 203485202, 236610700, 406970404, 473221400, 508713005, 813940808, 1017426010, 2034852020, 2543565025, 4069704040, 5087130050, 10174260100, 20348520200]

約数ペア:

[(1, 20348520200), (2, 10174260100), (4, 5087130050), (5, 4069704040), (8, 2543565025), (10, 2034852020), (20, 1017426010), (25, 813940808), (40, 508713005), (43, 473221400), (50, 406970404), (86, 236610700), (100, 203485202), (113, 180075400), (172, 118305350), (200, 101742601), (215, 94644280), (226, 90037700), (344, 59152675), (430, 47322140), (452, 45018850), (565, 36015080), (860, 23661070), (904, 22509425), (1075, 18928856), (1130, 18007540), (1720, 11830535), (2150, 9464428), (2260, 9003770), (2825, 7203016), (4300, 4732214), (4520, 4501885), (4859, 4187800), (5650, 3601508), (8600, 2366107), (9718, 2093900), (11300, 1800754), (19436, 1046950), (20939, 971800), (22600, 900377), (24295, 837560), (38872, 523475), (41878, 485900), (48590, 418780), (83756, 242950), (97180, 209390), (104695, 194360), (121475, 167512)]