77242520

素因数分解:

$2^3\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1873}}^1$

素因数の和:2915

約数の個数: 32

約数和(自身を含む): 174057120

約数和(自身を除く): 96814600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1031, 1873, 2062, 3746, 4124, 5155, 7492, 8248, 9365, 10310, 14984, 18730, 20620, 37460, 41240, 74920, 1931063, 3862126, 7724252, 9655315, 15448504, 19310630, 38621260, 77242520]

約数ペア:

[(1, 77242520), (2, 38621260), (4, 19310630), (5, 15448504), (8, 9655315), (10, 7724252), (20, 3862126), (40, 1931063), (1031, 74920), (1873, 41240), (2062, 37460), (3746, 20620), (4124, 18730), (5155, 14984), (7492, 10310), (8248, 9365)]