4966975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 7499520

約数和(自身を除く): 2532545

約数列:

[1, 5, 13, 17, 25, 29, 31, 65, 85, 145, 155, 221, 325, 377, 403, 425, 493, 527, 725, 775, 899, 1105, 1885, 2015, 2465, 2635, 4495, 5525, 6409, 6851, 9425, 10075, 11687, 12325, 13175, 15283, 22475, 32045, 34255, 58435, 76415, 160225, 171275, 198679, 292175, 382075, 993395, 4966975]

約数ペア:

[(1, 4966975), (5, 993395), (13, 382075), (17, 292175), (25, 198679), (29, 171275), (31, 160225), (65, 76415), (85, 58435), (145, 34255), (155, 32045), (221, 22475), (325, 15283), (377, 13175), (403, 12325), (425, 11687), (493, 10075), (527, 9425), (725, 6851), (775, 6409), (899, 5525), (1105, 4495), (1885, 2635), (2015, 2465)]