2015455100

素因数分解:

$2^2\times 5^2\times {\mathrm{661}}^1\times {\mathrm{30491}}^1$

素因数の和:31166

約数の個数: 36

約数和(自身を含む): 4380297768

約数和(自身を除く): 2364842668

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 661, 1322, 2644, 3305, 6610, 13220, 16525, 30491, 33050, 60982, 66100, 121964, 152455, 304910, 609820, 762275, 1524550, 3049100, 20154551, 40309102, 80618204, 100772755, 201545510, 403091020, 503863775, 1007727550, 2015455100]

約数ペア:

[(1, 2015455100), (2, 1007727550), (4, 503863775), (5, 403091020), (10, 201545510), (20, 100772755), (25, 80618204), (50, 40309102), (100, 20154551), (661, 3049100), (1322, 1524550), (2644, 762275), (3305, 609820), (6610, 304910), (13220, 152455), (16525, 121964), (30491, 66100), (33050, 60982)]