256399010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{14593}}^1$

素因数の和:14858

約数の個数: 32

約数和(自身を含む): 529587072

約数和(自身を除く): 273188062

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 251, 502, 1255, 1757, 2510, 3514, 8785, 14593, 17570, 29186, 72965, 102151, 145930, 204302, 510755, 1021510, 3662843, 7325686, 18314215, 25639901, 36628430, 51279802, 128199505, 256399010]

約数ペア:

[(1, 256399010), (2, 128199505), (5, 51279802), (7, 36628430), (10, 25639901), (14, 18314215), (35, 7325686), (70, 3662843), (251, 1021510), (502, 510755), (1255, 204302), (1757, 145930), (2510, 102151), (3514, 72965), (8785, 29186), (14593, 17570)]