78812770

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1489}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 145900800

約数和(自身を除く): 67088030

約数列:

[1, 2, 5, 10, 67, 79, 134, 158, 335, 395, 670, 790, 1489, 2978, 5293, 7445, 10586, 14890, 26465, 52930, 99763, 117631, 199526, 235262, 498815, 588155, 997630, 1176310, 7881277, 15762554, 39406385, 78812770]

約数ペア:

[(1, 78812770), (2, 39406385), (5, 15762554), (10, 7881277), (67, 1176310), (79, 997630), (134, 588155), (158, 498815), (335, 235262), (395, 199526), (670, 117631), (790, 99763), (1489, 52930), (2978, 26465), (5293, 14890), (7445, 10586)]