78173680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75167}}^1$

素因数の和:75193

約数の個数: 40

約数和(自身を含む): 195737472

約数和(自身を除く): 117563792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 75167, 150334, 300668, 375835, 601336, 751670, 977171, 1202672, 1503340, 1954342, 3006680, 3908684, 4885855, 6013360, 7817368, 9771710, 15634736, 19543420, 39086840, 78173680]

約数ペア:

[(1, 78173680), (2, 39086840), (4, 19543420), (5, 15634736), (8, 9771710), (10, 7817368), (13, 6013360), (16, 4885855), (20, 3908684), (26, 3006680), (40, 1954342), (52, 1503340), (65, 1202672), (80, 977171), (104, 751670), (130, 601336), (208, 375835), (260, 300668), (520, 150334), (1040, 75167)]