70271020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{26821}}^1$

素因数の和:26961

約数の個数: 24

約数和(自身を含む): 148701168

約数和(自身を除く): 78430148

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 26821, 53642, 107284, 134105, 268210, 536420, 3513551, 7027102, 14054204, 17567755, 35135510, 70271020]

約数ペア:

[(1, 70271020), (2, 35135510), (4, 17567755), (5, 14054204), (10, 7027102), (20, 3513551), (131, 536420), (262, 268210), (524, 134105), (655, 107284), (1310, 53642), (2620, 26821)]