1880521535

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{80347}}^1$

素因数の和:80534

約数の個数: 16

約数和(自身を含む): 2344876032

約数和(自身を除く): 464354497

約数列:

[1, 5, 31, 151, 155, 755, 4681, 23405, 80347, 401735, 2490757, 12132397, 12453785, 60661985, 376104307, 1880521535]

約数ペア:

[(1, 1880521535), (5, 376104307), (31, 60661985), (151, 12453785), (155, 12132397), (755, 2490757), (4681, 401735), (23405, 80347)]