77289680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74317}}^1$

素因数の和:74343

約数の個数: 40

約数和(自身を含む): 193524072

約数和(自身を除く): 116234392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 74317, 148634, 297268, 371585, 594536, 743170, 966121, 1189072, 1486340, 1932242, 2972680, 3864484, 4830605, 5945360, 7728968, 9661210, 15457936, 19322420, 38644840, 77289680]

約数ペア:

[(1, 77289680), (2, 38644840), (4, 19322420), (5, 15457936), (8, 9661210), (10, 7728968), (13, 5945360), (16, 4830605), (20, 3864484), (26, 2972680), (40, 1932242), (52, 1486340), (65, 1189072), (80, 966121), (104, 743170), (130, 594536), (208, 371585), (260, 297268), (520, 148634), (1040, 74317)]