80695580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{1013}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 194201280

約数和(自身を除く): 113505700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 1013, 1138, 2026, 2276, 2845, 3983, 4052, 5065, 5690, 7091, 7966, 10130, 11380, 14182, 15932, 19915, 20260, 28364, 35455, 39830, 70910, 79660, 141820, 576397, 1152794, 2305588, 2881985, 4034779, 5763970, 8069558, 11527940, 16139116, 20173895, 40347790, 80695580]

約数ペア:

[(1, 80695580), (2, 40347790), (4, 20173895), (5, 16139116), (7, 11527940), (10, 8069558), (14, 5763970), (20, 4034779), (28, 2881985), (35, 2305588), (70, 1152794), (140, 576397), (569, 141820), (1013, 79660), (1138, 70910), (2026, 39830), (2276, 35455), (2845, 28364), (3983, 20260), (4052, 19915), (5065, 15932), (5690, 14182), (7091, 11380), (7966, 10130)]