90868505

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4871}}^1$

素因数の和:4937

約数の個数: 32

約数和(自身を含む): 137507328

約数和(自身を除く): 46638823

約数列:

[1, 5, 7, 13, 35, 41, 65, 91, 205, 287, 455, 533, 1435, 2665, 3731, 4871, 18655, 24355, 34097, 63323, 170485, 199711, 316615, 443261, 998555, 1397977, 2216305, 2596243, 6989885, 12981215, 18173701, 90868505]

約数ペア:

[(1, 90868505), (5, 18173701), (7, 12981215), (13, 6989885), (35, 2596243), (41, 2216305), (65, 1397977), (91, 998555), (205, 443261), (287, 316615), (455, 199711), (533, 170485), (1435, 63323), (2665, 34097), (3731, 24355), (4871, 18655)]