168078170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{2591}}^1$

素因数の和:3110

約数の個数: 32

約数和(自身を含む): 326592000

約数和(自身を除く): 158513830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 499, 998, 2495, 2591, 4990, 5182, 6487, 12955, 12974, 25910, 32435, 33683, 64870, 67366, 168415, 336830, 1292909, 2585818, 6464545, 12929090, 16807817, 33615634, 84039085, 168078170]

約数ペア:

[(1, 168078170), (2, 84039085), (5, 33615634), (10, 16807817), (13, 12929090), (26, 6464545), (65, 2585818), (130, 1292909), (499, 336830), (998, 168415), (2495, 67366), (2591, 64870), (4990, 33683), (5182, 32435), (6487, 25910), (12955, 12974)]