80630360

素因数分解:

$2^3\times 5^1\times {\mathrm{743}}^1\times {\mathrm{2713}}^1$

素因数の和:3467

約数の個数: 32

約数和(自身を含む): 181729440

約数和(自身を除く): 101099080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 743, 1486, 2713, 2972, 3715, 5426, 5944, 7430, 10852, 13565, 14860, 21704, 27130, 29720, 54260, 108520, 2015759, 4031518, 8063036, 10078795, 16126072, 20157590, 40315180, 80630360]

約数ペア:

[(1, 80630360), (2, 40315180), (4, 20157590), (5, 16126072), (8, 10078795), (10, 8063036), (20, 4031518), (40, 2015759), (743, 108520), (1486, 54260), (2713, 29720), (2972, 27130), (3715, 21704), (5426, 14860), (5944, 13565), (7430, 10852)]