79427240

素因数分解:

$2^3\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{1637}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 178967880

約数和(自身を除く): 99540640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1213, 1637, 2426, 3274, 4852, 6065, 6548, 8185, 9704, 12130, 13096, 16370, 24260, 32740, 48520, 65480, 1985681, 3971362, 7942724, 9928405, 15885448, 19856810, 39713620, 79427240]

約数ペア:

[(1, 79427240), (2, 39713620), (4, 19856810), (5, 15885448), (8, 9928405), (10, 7942724), (20, 3971362), (40, 1985681), (1213, 65480), (1637, 48520), (2426, 32740), (3274, 24260), (4852, 16370), (6065, 13096), (6548, 12130), (8185, 9704)]