156979394920

素因数分解:

$2^3\times 5^1\times {\mathrm{49297}}^1\times {\mathrm{79609}}^1$

素因数の和:128917

約数の個数: 32

約数和(自身を含む): 353215240200

約数和(自身を除く): 196235845280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49297, 79609, 98594, 159218, 197188, 246485, 318436, 394376, 398045, 492970, 636872, 796090, 985940, 1592180, 1971880, 3184360, 3924484873, 7848969746, 15697939492, 19622424365, 31395878984, 39244848730, 78489697460, 156979394920]

約数ペア:

[(1, 156979394920), (2, 78489697460), (4, 39244848730), (5, 31395878984), (8, 19622424365), (10, 15697939492), (20, 7848969746), (40, 3924484873), (49297, 3184360), (79609, 1971880), (98594, 1592180), (159218, 985940), (197188, 796090), (246485, 636872), (318436, 492970), (394376, 398045)]