74573720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2436

約数の個数: 64

約数和(自身を含む): 183738240

約数和(自身を除く): 109164520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2351, 2440, 3172, 3965, 4702, 6344, 7930, 9404, 11755, 15860, 18808, 23510, 30563, 31720, 47020, 61126, 94040, 122252, 143411, 152815, 244504, 286822, 305630, 573644, 611260, 717055, 1147288, 1222520, 1434110, 1864343, 2868220, 3728686, 5736440, 7457372, 9321715, 14914744, 18643430, 37286860, 74573720]

約数ペア:

[(1, 74573720), (2, 37286860), (4, 18643430), (5, 14914744), (8, 9321715), (10, 7457372), (13, 5736440), (20, 3728686), (26, 2868220), (40, 1864343), (52, 1434110), (61, 1222520), (65, 1147288), (104, 717055), (122, 611260), (130, 573644), (244, 305630), (260, 286822), (305, 244504), (488, 152815), (520, 143411), (610, 122252), (793, 94040), (1220, 61126), (1586, 47020), (2351, 31720), (2440, 30563), (3172, 23510), (3965, 18808), (4702, 15860), (6344, 11755), (7930, 9404)]