80932760

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{12413}}^1$

素因数の和:12587

約数の個数: 32

約数和(自身を含む): 183230640

約数和(自身を除く): 102297880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 12413, 24826, 49652, 62065, 99304, 124130, 248260, 496520, 2023319, 4046638, 8093276, 10116595, 16186552, 20233190, 40466380, 80932760]

約数ペア:

[(1, 80932760), (2, 40466380), (4, 20233190), (5, 16186552), (8, 10116595), (10, 8093276), (20, 4046638), (40, 2023319), (163, 496520), (326, 248260), (652, 124130), (815, 99304), (1304, 62065), (1630, 49652), (3260, 24826), (6520, 12413)]