159631720

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{5693}}^1$

素因数の和:6405

約数の個数: 32

約数和(自身を含む): 359746920

約数和(自身を除く): 200115200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 1402, 2804, 3505, 5608, 5693, 7010, 11386, 14020, 22772, 28040, 28465, 45544, 56930, 113860, 227720, 3990793, 7981586, 15963172, 19953965, 31926344, 39907930, 79815860, 159631720]

約数ペア:

[(1, 159631720), (2, 79815860), (4, 39907930), (5, 31926344), (8, 19953965), (10, 15963172), (20, 7981586), (40, 3990793), (701, 227720), (1402, 113860), (2804, 56930), (3505, 45544), (5608, 28465), (5693, 28040), (7010, 22772), (11386, 14020)]