25020225

素因数分解:

$3^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 46544640

約数和(自身を除く): 21524415

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 101, 135, 225, 303, 367, 505, 675, 909, 1101, 1515, 1835, 2525, 2727, 3303, 4545, 5505, 7575, 9175, 9909, 13635, 16515, 22725, 27525, 37067, 49545, 68175, 82575, 111201, 185335, 247725, 333603, 556005, 926675, 1000809, 1668015, 2780025, 5004045, 8340075, 25020225]

約数ペア:

[(1, 25020225), (3, 8340075), (5, 5004045), (9, 2780025), (15, 1668015), (25, 1000809), (27, 926675), (45, 556005), (75, 333603), (101, 247725), (135, 185335), (225, 111201), (303, 82575), (367, 68175), (505, 49545), (675, 37067), (909, 27525), (1101, 22725), (1515, 16515), (1835, 13635), (2525, 9909), (2727, 9175), (3303, 7575), (4545, 5505)]