85266340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{39113}}^1$

素因数の和:39231

約数の個数: 24

約数和(自身を含む): 180706680

約数和(自身を除く): 95440340

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 39113, 78226, 156452, 195565, 391130, 782260, 4263317, 8526634, 17053268, 21316585, 42633170, 85266340]

約数ペア:

[(1, 85266340), (2, 42633170), (4, 21316585), (5, 17053268), (10, 8526634), (20, 4263317), (109, 782260), (218, 391130), (436, 195565), (545, 156452), (1090, 78226), (2180, 39113)]