730400425

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{1439}}^1$

素因数の和:1785

約数の個数: 24

約数和(自身を含む): 921369600

約数和(自身を除く): 190969175

約数列:

[1, 5, 25, 79, 257, 395, 1285, 1439, 1975, 6425, 7195, 20303, 35975, 101515, 113681, 369823, 507575, 568405, 1849115, 2842025, 9245575, 29216017, 146080085, 730400425]

約数ペア:

[(1, 730400425), (5, 146080085), (25, 29216017), (79, 9245575), (257, 2842025), (395, 1849115), (1285, 568405), (1439, 507575), (1975, 369823), (6425, 113681), (7195, 101515), (20303, 35975)]