164493753560

素因数分解:

$2^3\times 5^1\times {\mathrm{4112343839}}^1$

素因数の和:4112343850

約数の個数: 16

約数和(自身を含む): 370110945600

約数和(自身を除く): 205617192040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4112343839, 8224687678, 16449375356, 20561719195, 32898750712, 41123438390, 82246876780, 164493753560]

約数ペア:

[(1, 164493753560), (2, 82246876780), (4, 41123438390), (5, 32898750712), (8, 20561719195), (10, 16449375356), (20, 8224687678), (40, 4112343839)]