80101740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2719}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 224824320

約数和(自身を除く): 144722580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 982, 1473, 1964, 2455, 2719, 2946, 4910, 5438, 5892, 7365, 8157, 9820, 10876, 13595, 14730, 16314, 27190, 29460, 32628, 40785, 54380, 81570, 163140, 1335029, 2670058, 4005087, 5340116, 6675145, 8010174, 13350290, 16020348, 20025435, 26700580, 40050870, 80101740]

約数ペア:

[(1, 80101740), (2, 40050870), (3, 26700580), (4, 20025435), (5, 16020348), (6, 13350290), (10, 8010174), (12, 6675145), (15, 5340116), (20, 4005087), (30, 2670058), (60, 1335029), (491, 163140), (982, 81570), (1473, 54380), (1964, 40785), (2455, 32628), (2719, 29460), (2946, 27190), (4910, 16314), (5438, 14730), (5892, 13595), (7365, 10876), (8157, 9820)]