90868285

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 119439360

約数和(自身を除く): 28571075

約数列:

[1, 5, 23, 31, 71, 115, 155, 355, 359, 713, 1633, 1795, 2201, 3565, 8165, 8257, 11005, 11129, 25489, 41285, 50623, 55645, 127445, 253115, 255967, 586247, 790159, 1279835, 2931235, 3950795, 18173657, 90868285]

約数ペア:

[(1, 90868285), (5, 18173657), (23, 3950795), (31, 2931235), (71, 1279835), (115, 790159), (155, 586247), (355, 255967), (359, 253115), (713, 127445), (1633, 55645), (1795, 50623), (2201, 41285), (3565, 25489), (8165, 11129), (8257, 11005)]