49107980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{31081}}^1$

素因数の和:31169

約数の個数: 24

約数和(自身を含む): 104435520

約数和(自身を除く): 55327540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 31081, 62162, 124324, 155405, 310810, 621620, 2455399, 4910798, 9821596, 12276995, 24553990, 49107980]

約数ペア:

[(1, 49107980), (2, 24553990), (4, 12276995), (5, 9821596), (10, 4910798), (20, 2455399), (79, 621620), (158, 310810), (316, 155405), (395, 124324), (790, 62162), (1580, 31081)]