62819980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 134791776

約数和(自身を除く): 71971796

約数列:

[1, 2, 4, 5, 10, 20, 101, 137, 202, 227, 274, 404, 454, 505, 548, 685, 908, 1010, 1135, 1370, 2020, 2270, 2740, 4540, 13837, 22927, 27674, 31099, 45854, 55348, 62198, 69185, 91708, 114635, 124396, 138370, 155495, 229270, 276740, 310990, 458540, 621980, 3140999, 6281998, 12563996, 15704995, 31409990, 62819980]

約数ペア:

[(1, 62819980), (2, 31409990), (4, 15704995), (5, 12563996), (10, 6281998), (20, 3140999), (101, 621980), (137, 458540), (202, 310990), (227, 276740), (274, 229270), (404, 155495), (454, 138370), (505, 124396), (548, 114635), (685, 91708), (908, 69185), (1010, 62198), (1135, 55348), (1370, 45854), (2020, 31099), (2270, 27674), (2740, 22927), (4540, 13837)]