72021170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{10453}}^1$

素因数の和:10526

約数の個数: 32

約数和(自身を含む): 142258032

約数和(自身を除く): 70236862

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 10453, 20906, 52265, 104530, 135889, 271778, 554009, 679445, 1108018, 1358890, 2770045, 5540090, 7202117, 14404234, 36010585, 72021170]

約数ペア:

[(1, 72021170), (2, 36010585), (5, 14404234), (10, 7202117), (13, 5540090), (26, 2770045), (53, 1358890), (65, 1108018), (106, 679445), (130, 554009), (265, 271778), (530, 135889), (689, 104530), (1378, 52265), (3445, 20906), (6890, 10453)]