157415180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{605443}}^1$

素因数の和:605465

約数の個数: 24

約数和(自身を含む): 356001072

約数和(自身を除く): 198585892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 605443, 1210886, 2421772, 3027215, 6054430, 7870759, 12108860, 15741518, 31483036, 39353795, 78707590, 157415180]

約数ペア:

[(1, 157415180), (2, 78707590), (4, 39353795), (5, 31483036), (10, 15741518), (13, 12108860), (20, 7870759), (26, 6054430), (52, 3027215), (65, 2421772), (130, 1210886), (260, 605443)]