64582040

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12713}}^1$

素因数の和:12851

約数の個数: 32

約数和(自身を含む): 146465280

約数和(自身を除く): 81883240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 12713, 25426, 50852, 63565, 101704, 127130, 254260, 508520, 1614551, 3229102, 6458204, 8072755, 12916408, 16145510, 32291020, 64582040]

約数ペア:

[(1, 64582040), (2, 32291020), (4, 16145510), (5, 12916408), (8, 8072755), (10, 6458204), (20, 3229102), (40, 1614551), (127, 508520), (254, 254260), (508, 127130), (635, 101704), (1016, 63565), (1270, 50852), (2540, 25426), (5080, 12713)]