208399310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{72613}}^1$

素因数の和:72668

約数の個数: 32

約数和(自身を含む): 439169472

約数和(自身を除く): 230770162

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 72613, 145226, 363065, 508291, 726130, 1016582, 2541455, 2977133, 5082910, 5954266, 14885665, 20839931, 29771330, 41679862, 104199655, 208399310]

約数ペア:

[(1, 208399310), (2, 104199655), (5, 41679862), (7, 29771330), (10, 20839931), (14, 14885665), (35, 5954266), (41, 5082910), (70, 2977133), (82, 2541455), (205, 1016582), (287, 726130), (410, 508291), (574, 363065), (1435, 145226), (2870, 72613)]