127979680

素因数分解:

$2^5\times 5^1\times {\mathrm{799873}}^1$

素因数の和:799888

約数の個数: 24

約数和(自身を含む): 302352372

約数和(自身を除く): 174372692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 799873, 1599746, 3199492, 3999365, 6398984, 7998730, 12797968, 15997460, 25595936, 31994920, 63989840, 127979680]

約数ペア:

[(1, 127979680), (2, 63989840), (4, 31994920), (5, 25595936), (8, 15997460), (10, 12797968), (16, 7998730), (20, 6398984), (32, 3999365), (40, 3199492), (80, 1599746), (160, 799873)]