158989610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71941}}^1$

素因数の和:71978

約数の個数: 32

約数和(自身を含む): 326328912

約数和(自身を除く): 167339302

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 71941, 143882, 359705, 719410, 935233, 1222997, 1870466, 2445994, 4676165, 6114985, 9352330, 12229970, 15898961, 31797922, 79494805, 158989610]

約数ペア:

[(1, 158989610), (2, 79494805), (5, 31797922), (10, 15898961), (13, 12229970), (17, 9352330), (26, 6114985), (34, 4676165), (65, 2445994), (85, 1870466), (130, 1222997), (170, 935233), (221, 719410), (442, 359705), (1105, 143882), (2210, 71941)]