80913825

素因数分解:

$3^2\times 5^2\times {\mathrm{271}}^1\times {\mathrm{1327}}^1$

素因数の和:1614

約数の個数: 36

約数和(自身を含む): 145570048

約数和(自身を除く): 64656223

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 271, 813, 1327, 1355, 2439, 3981, 4065, 6635, 6775, 11943, 12195, 19905, 20325, 33175, 59715, 60975, 99525, 298575, 359617, 1078851, 1798085, 3236553, 5394255, 8990425, 16182765, 26971275, 80913825]

約数ペア:

[(1, 80913825), (3, 26971275), (5, 16182765), (9, 8990425), (15, 5394255), (25, 3236553), (45, 1798085), (75, 1078851), (225, 359617), (271, 298575), (813, 99525), (1327, 60975), (1355, 59715), (2439, 33175), (3981, 20325), (4065, 19905), (6635, 12195), (6775, 11943)]