129117610

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{7681}}^1$

素因数の和:7770

約数の個数: 24

約数和(自身を含む): 238249548

約数和(自身を除く): 109131938

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1681, 3362, 7681, 8405, 15362, 16810, 38405, 76810, 314921, 629842, 1574605, 3149210, 12911761, 25823522, 64558805, 129117610]

約数ペア:

[(1, 129117610), (2, 64558805), (5, 25823522), (10, 12911761), (41, 3149210), (82, 1574605), (205, 629842), (410, 314921), (1681, 76810), (3362, 38405), (7681, 16810), (8405, 15362)]