90941775

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 155692416

約数和(自身を除く): 64750641

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 163, 173, 215, 489, 519, 645, 815, 865, 1075, 2445, 2595, 3225, 4075, 4325, 7009, 7439, 12225, 12975, 21027, 22317, 28199, 35045, 37195, 84597, 105135, 111585, 140995, 175225, 185975, 422985, 525675, 557925, 704975, 1212557, 2114925, 3637671, 6062785, 18188355, 30313925, 90941775]

約数ペア:

[(1, 90941775), (3, 30313925), (5, 18188355), (15, 6062785), (25, 3637671), (43, 2114925), (75, 1212557), (129, 704975), (163, 557925), (173, 525675), (215, 422985), (489, 185975), (519, 175225), (645, 140995), (815, 111585), (865, 105135), (1075, 84597), (2445, 37195), (2595, 35045), (3225, 28199), (4075, 22317), (4325, 21027), (7009, 12975), (7439, 12225)]