80939915

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{10657}}^1$

素因数の和:10707

約数の個数: 24

約数和(自身を含む): 116641152

約数和(自身を除く): 35701237

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 7595, 10657, 53285, 74599, 330367, 372995, 522193, 1651835, 2312569, 2610965, 11562845, 16187983, 80939915]

約数ペア:

[(1, 80939915), (5, 16187983), (7, 11562845), (31, 2610965), (35, 2312569), (49, 1651835), (155, 522193), (217, 372995), (245, 330367), (1085, 74599), (1519, 53285), (7595, 10657)]