38121950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:533

約数の個数: 48

約数和(自身を含む): 74727360

約数和(自身を除く): 36605410

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 61, 122, 145, 290, 305, 431, 610, 725, 862, 1450, 1525, 1769, 2155, 3050, 3538, 4310, 8845, 10775, 12499, 17690, 21550, 24998, 26291, 44225, 52582, 62495, 88450, 124990, 131455, 262910, 312475, 624950, 657275, 762439, 1314550, 1524878, 3812195, 7624390, 19060975, 38121950]

約数ペア:

[(1, 38121950), (2, 19060975), (5, 7624390), (10, 3812195), (25, 1524878), (29, 1314550), (50, 762439), (58, 657275), (61, 624950), (122, 312475), (145, 262910), (290, 131455), (305, 124990), (431, 88450), (610, 62495), (725, 52582), (862, 44225), (1450, 26291), (1525, 24998), (1769, 21550), (2155, 17690), (3050, 12499), (3538, 10775), (4310, 8845)]