157565680

素因数分解:

$2^4\times 5^1\times {\mathrm{733}}^1\times {\mathrm{2687}}^1$

素因数の和:3433

約数の個数: 40

約数和(自身を含む): 366976512

約数和(自身を除く): 209410832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 733, 1466, 2687, 2932, 3665, 5374, 5864, 7330, 10748, 11728, 13435, 14660, 21496, 26870, 29320, 42992, 53740, 58640, 107480, 214960, 1969571, 3939142, 7878284, 9847855, 15756568, 19695710, 31513136, 39391420, 78782840, 157565680]

約数ペア:

[(1, 157565680), (2, 78782840), (4, 39391420), (5, 31513136), (8, 19695710), (10, 15756568), (16, 9847855), (20, 7878284), (40, 3939142), (80, 1969571), (733, 214960), (1466, 107480), (2687, 58640), (2932, 53740), (3665, 42992), (5374, 29320), (5864, 26870), (7330, 21496), (10748, 14660), (11728, 13435)]