156624280

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{35923}}^1$

素因数の和:36043

約数の個数: 32

約数和(自身を含む): 355647600

約数和(自身を除く): 199023320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 35923, 71846, 143692, 179615, 287384, 359230, 718460, 1436920, 3915607, 7831214, 15662428, 19578035, 31324856, 39156070, 78312140, 156624280]

約数ペア:

[(1, 156624280), (2, 78312140), (4, 39156070), (5, 31324856), (8, 19578035), (10, 15662428), (20, 7831214), (40, 3915607), (109, 1436920), (218, 718460), (436, 359230), (545, 287384), (872, 179615), (1090, 143692), (2180, 71846), (4360, 35923)]