420848150

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{137983}}^1$

素因数の和:138056

約数の個数: 24

約数和(自身を含む): 795615744

約数和(自身を除く): 374767594

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 137983, 275966, 689915, 1379830, 3449575, 6899150, 8416963, 16833926, 42084815, 84169630, 210424075, 420848150]

約数ペア:

[(1, 420848150), (2, 210424075), (5, 84169630), (10, 42084815), (25, 16833926), (50, 8416963), (61, 6899150), (122, 3449575), (305, 1379830), (610, 689915), (1525, 275966), (3050, 137983)]