64162505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 89693568

約数和(自身を除く): 25531063

約数列:

[1, 5, 11, 17, 55, 85, 163, 187, 421, 815, 935, 1793, 2105, 2771, 4631, 7157, 8965, 13855, 23155, 30481, 35785, 68623, 78727, 152405, 343115, 393635, 754853, 1166591, 3774265, 5832955, 12832501, 64162505]

約数ペア:

[(1, 64162505), (5, 12832501), (11, 5832955), (17, 3774265), (55, 1166591), (85, 754853), (163, 393635), (187, 343115), (421, 152405), (815, 78727), (935, 68623), (1793, 35785), (2105, 30481), (2771, 23155), (4631, 13855), (7157, 8965)]