80503156

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{1619}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 145877760

約数和(自身を除く): 65374604

約数列:

[1, 2, 4, 31, 62, 124, 401, 802, 1604, 1619, 3238, 6476, 12431, 24862, 49724, 50189, 100378, 200756, 649219, 1298438, 2596876, 20125789, 40251578, 80503156]

約数ペア:

[(1, 80503156), (2, 40251578), (4, 20125789), (31, 2596876), (62, 1298438), (124, 649219), (401, 200756), (802, 100378), (1604, 50189), (1619, 49724), (3238, 24862), (6476, 12431)]