79538680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{152959}}^1$

素因数の和:152983

約数の個数: 32

約数和(自身を含む): 192729600

約数和(自身を除く): 113190920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 152959, 305918, 611836, 764795, 1223672, 1529590, 1988467, 3059180, 3976934, 6118360, 7953868, 9942335, 15907736, 19884670, 39769340, 79538680]

約数ペア:

[(1, 79538680), (2, 39769340), (4, 19884670), (5, 15907736), (8, 9942335), (10, 7953868), (13, 6118360), (20, 3976934), (26, 3059180), (40, 1988467), (52, 1529590), (65, 1223672), (104, 764795), (130, 611836), (260, 305918), (520, 152959)]