81170080

素因数分解:

$2^5\times 5^1\times {\mathrm{507313}}^1$

素因数の和:507328

約数の個数: 24

約数和(自身を含む): 191764692

約数和(自身を除く): 110594612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 507313, 1014626, 2029252, 2536565, 4058504, 5073130, 8117008, 10146260, 16234016, 20292520, 40585040, 81170080]

約数ペア:

[(1, 81170080), (2, 40585040), (4, 20292520), (5, 16234016), (8, 10146260), (10, 8117008), (16, 5073130), (20, 4058504), (32, 2536565), (40, 2029252), (80, 1014626), (160, 507313)]