71395606640

素因数分解:

$2^4\times 5^1\times {\mathrm{892445083}}^1$

素因数の和:892445096

約数の個数: 20

約数和(自身を含む): 165994785624

約数和(自身を除く): 94599178984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 892445083, 1784890166, 3569780332, 4462225415, 7139560664, 8924450830, 14279121328, 17848901660, 35697803320, 71395606640]

約数ペア:

[(1, 71395606640), (2, 35697803320), (4, 17848901660), (5, 14279121328), (8, 8924450830), (10, 7139560664), (16, 4462225415), (20, 3569780332), (40, 1784890166), (80, 892445083)]