728653325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{4273}}^1$

素因数の和:4661

約数の個数: 24

約数和(自身を含む): 953956800

約数和(自身を除く): 225303475

約数列:

[1, 5, 19, 25, 95, 359, 475, 1795, 4273, 6821, 8975, 21365, 34105, 81187, 106825, 170525, 405935, 1534007, 2029675, 7670035, 29146133, 38350175, 145730665, 728653325]

約数ペア:

[(1, 728653325), (5, 145730665), (19, 38350175), (25, 29146133), (95, 7670035), (359, 2029675), (475, 1534007), (1795, 405935), (4273, 170525), (6821, 106825), (8975, 81187), (21365, 34105)]