65710240

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2269}}^1$

素因数の和:2465

約数の個数: 48

約数和(自身を含む): 156166920

約数和(自身を除く): 90456680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 724, 905, 1448, 1810, 2269, 2896, 3620, 4538, 5792, 7240, 9076, 11345, 14480, 18152, 22690, 28960, 36304, 45380, 72608, 90760, 181520, 363040, 410689, 821378, 1642756, 2053445, 3285512, 4106890, 6571024, 8213780, 13142048, 16427560, 32855120, 65710240]

約数ペア:

[(1, 65710240), (2, 32855120), (4, 16427560), (5, 13142048), (8, 8213780), (10, 6571024), (16, 4106890), (20, 3285512), (32, 2053445), (40, 1642756), (80, 821378), (160, 410689), (181, 363040), (362, 181520), (724, 90760), (905, 72608), (1448, 45380), (1810, 36304), (2269, 28960), (2896, 22690), (3620, 18152), (4538, 14480), (5792, 11345), (7240, 9076)]