205694590

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{2381}}^1$

素因数の和:2604

約数の個数: 32

約数和(自身を含む): 379709856

約数和(自身を除く): 174015266

約数列:

[1, 2, 5, 10, 53, 106, 163, 265, 326, 530, 815, 1630, 2381, 4762, 8639, 11905, 17278, 23810, 43195, 86390, 126193, 252386, 388103, 630965, 776206, 1261930, 1940515, 3881030, 20569459, 41138918, 102847295, 205694590]

約数ペア:

[(1, 205694590), (2, 102847295), (5, 41138918), (10, 20569459), (53, 3881030), (106, 1940515), (163, 1261930), (265, 776206), (326, 630965), (530, 388103), (815, 252386), (1630, 126193), (2381, 86390), (4762, 43195), (8639, 23810), (11905, 17278)]