64649349505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1\times {\mathrm{598079}}^1$

素因数の和:599760

約数の個数: 16

約数和(自身を含む): 83597230080

約数和(自身を除く): 18947880575

約数列:

[1, 5, 13, 65, 1663, 8315, 21619, 108095, 598079, 2990395, 7775027, 38875135, 994605377, 4973026885, 12929869901, 64649349505]

約数ペア:

[(1, 64649349505), (5, 12929869901), (13, 4973026885), (65, 994605377), (1663, 38875135), (8315, 7775027), (21619, 2990395), (108095, 598079)]