664754885

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{30223}}^1$

素因数の和:30364

約数の個数: 16

約数和(自身を含む): 822576384

約数和(自身を除く): 157821499

約数列:

[1, 5, 53, 83, 265, 415, 4399, 21995, 30223, 151115, 1601819, 2508509, 8009095, 12542545, 132950977, 664754885]

約数ペア:

[(1, 664754885), (5, 132950977), (53, 12542545), (83, 8009095), (265, 2508509), (415, 1601819), (4399, 151115), (21995, 30223)]