64664995

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{2089}}^1$

素因数の和:2286

約数の個数: 16

約数和(自身を含む): 80055360

約数和(自身を除く): 15390365

約数列:

[1, 5, 41, 151, 205, 755, 2089, 6191, 10445, 30955, 85649, 315439, 428245, 1577195, 12932999, 64664995]

約数ペア:

[(1, 64664995), (5, 12932999), (41, 1577195), (151, 428245), (205, 315439), (755, 85649), (2089, 30955), (6191, 10445)]