90213305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 53487175

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 107, 109, 119, 221, 455, 535, 545, 595, 749, 763, 1105, 1391, 1417, 1547, 1819, 1853, 3745, 3815, 6955, 7085, 7735, 9095, 9265, 9737, 9919, 11663, 12733, 12971, 23647, 24089, 48685, 49595, 58315, 63665, 64855, 81641, 118235, 120445, 151619, 165529, 168623, 198271, 408205, 758095, 827645, 843115, 991355, 1061333, 1387897, 2577523, 5306665, 6939485, 12887615, 18042661, 90213305]

約数ペア:

[(1, 90213305), (5, 18042661), (7, 12887615), (13, 6939485), (17, 5306665), (35, 2577523), (65, 1387897), (85, 1061333), (91, 991355), (107, 843115), (109, 827645), (119, 758095), (221, 408205), (455, 198271), (535, 168623), (545, 165529), (595, 151619), (749, 120445), (763, 118235), (1105, 81641), (1391, 64855), (1417, 63665), (1547, 58315), (1819, 49595), (1853, 48685), (3745, 24089), (3815, 23647), (6955, 12971), (7085, 12733), (7735, 11663), (9095, 9919), (9265, 9737)]