25011225

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1354

約数の個数: 36

約数和(自身を含む): 45337500

約数和(自身を除く): 20326275

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1249, 1335, 2225, 3747, 4005, 6245, 6675, 11241, 18735, 20025, 31225, 56205, 93675, 111161, 281025, 333483, 555805, 1000449, 1667415, 2779025, 5002245, 8337075, 25011225]

約数ペア:

[(1, 25011225), (3, 8337075), (5, 5002245), (9, 2779025), (15, 1667415), (25, 1000449), (45, 555805), (75, 333483), (89, 281025), (225, 111161), (267, 93675), (445, 56205), (801, 31225), (1249, 20025), (1335, 18735), (2225, 11241), (3747, 6675), (4005, 6245)]