123548339960

素因数分解:

$2^3\times 5^1\times {\mathrm{6481}}^1\times {\mathrm{476579}}^1$

素因数の和:483071

約数の個数: 32

約数和(自身を含む): 278027240400

約数和(自身を除く): 154478900440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6481, 12962, 25924, 32405, 51848, 64810, 129620, 259240, 476579, 953158, 1906316, 2382895, 3812632, 4765790, 9531580, 19063160, 3088708499, 6177416998, 12354833996, 15443542495, 24709667992, 30887084990, 61774169980, 123548339960]

約数ペア:

[(1, 123548339960), (2, 61774169980), (4, 30887084990), (5, 24709667992), (8, 15443542495), (10, 12354833996), (20, 6177416998), (40, 3088708499), (6481, 19063160), (12962, 9531580), (25924, 4765790), (32405, 3812632), (51848, 2382895), (64810, 1906316), (129620, 953158), (259240, 476579)]