67857580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3253}}^1$

素因数の和:3418

約数の個数: 48

約数和(自身を含む): 164001600

約数和(自身を除く): 96144020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 3253, 4172, 5215, 6506, 10430, 13012, 16265, 20860, 22771, 32530, 45542, 65060, 91084, 113855, 227710, 455420, 484697, 969394, 1938788, 2423485, 3392879, 4846970, 6785758, 9693940, 13571516, 16964395, 33928790, 67857580]

約数ペア:

[(1, 67857580), (2, 33928790), (4, 16964395), (5, 13571516), (7, 9693940), (10, 6785758), (14, 4846970), (20, 3392879), (28, 2423485), (35, 1938788), (70, 969394), (140, 484697), (149, 455420), (298, 227710), (596, 113855), (745, 91084), (1043, 65060), (1490, 45542), (2086, 32530), (2980, 22771), (3253, 20860), (4172, 16265), (5215, 13012), (6506, 10430)]