72754240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17489}}^1$

素因数の和:17519

約数の個数: 56

約数和(自身を含む): 186583320

約数和(自身を除く): 113829080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 17489, 34978, 69956, 87445, 139912, 174890, 227357, 279824, 349780, 454714, 559648, 699560, 909428, 1119296, 1136785, 1399120, 1818856, 2273570, 2798240, 3637712, 4547140, 5596480, 7275424, 9094280, 14550848, 18188560, 36377120, 72754240]

約数ペア:

[(1, 72754240), (2, 36377120), (4, 18188560), (5, 14550848), (8, 9094280), (10, 7275424), (13, 5596480), (16, 4547140), (20, 3637712), (26, 2798240), (32, 2273570), (40, 1818856), (52, 1399120), (64, 1136785), (65, 1119296), (80, 909428), (104, 699560), (130, 559648), (160, 454714), (208, 349780), (260, 279824), (320, 227357), (416, 174890), (520, 139912), (832, 87445), (1040, 69956), (2080, 34978), (4160, 17489)]