160207640

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{7039}}^1$

素因数の和:7619

約数の個数: 32

約数和(自身を含む): 361152000

約数和(自身を除く): 200944360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 2276, 2845, 4552, 5690, 7039, 11380, 14078, 22760, 28156, 35195, 56312, 70390, 140780, 281560, 4005191, 8010382, 16020764, 20025955, 32041528, 40051910, 80103820, 160207640]

約数ペア:

[(1, 160207640), (2, 80103820), (4, 40051910), (5, 32041528), (8, 20025955), (10, 16020764), (20, 8010382), (40, 4005191), (569, 281560), (1138, 140780), (2276, 70390), (2845, 56312), (4552, 35195), (5690, 28156), (7039, 22760), (11380, 14078)]