85222660

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{63599}}^1$

素因数の和:63675

約数の個数: 24

約数和(自身を含む): 181641600

約数和(自身を除く): 96418940

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 63599, 127198, 254396, 317995, 635990, 1271980, 4261133, 8522266, 17044532, 21305665, 42611330, 85222660]

約数ペア:

[(1, 85222660), (2, 42611330), (4, 21305665), (5, 17044532), (10, 8522266), (20, 4261133), (67, 1271980), (134, 635990), (268, 317995), (335, 254396), (670, 127198), (1340, 63599)]