156957560

素因数分解:

$2^3\times 5^1\times {\mathrm{1327}}^1\times {\mathrm{2957}}^1$

素因数の和:4295

約数の個数: 32

約数和(自身を含む): 353540160

約数和(自身を除く): 196582600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1327, 2654, 2957, 5308, 5914, 6635, 10616, 11828, 13270, 14785, 23656, 26540, 29570, 53080, 59140, 118280, 3923939, 7847878, 15695756, 19619695, 31391512, 39239390, 78478780, 156957560]

約数ペア:

[(1, 156957560), (2, 78478780), (4, 39239390), (5, 31391512), (8, 19619695), (10, 15695756), (20, 7847878), (40, 3923939), (1327, 118280), (2654, 59140), (2957, 53080), (5308, 29570), (5914, 26540), (6635, 23656), (10616, 14785), (11828, 13270)]