78707620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{231493}}^1$

素因数の和:231519

約数の個数: 24

約数和(自身を含む): 175009464

約数和(自身を除く): 96301844

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 231493, 462986, 925972, 1157465, 2314930, 3935381, 4629860, 7870762, 15741524, 19676905, 39353810, 78707620]

約数ペア:

[(1, 78707620), (2, 39353810), (4, 19676905), (5, 15741524), (10, 7870762), (17, 4629860), (20, 3935381), (34, 2314930), (68, 1157465), (85, 925972), (170, 462986), (340, 231493)]