78774770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20147}}^1$

素因数の和:20194

約数の個数: 32

約数和(自身を含む): 156670848

約数和(自身を除く): 77896078

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 20147, 40294, 100735, 201470, 342499, 463381, 684998, 926762, 1712495, 2316905, 3424990, 4633810, 7877477, 15754954, 39387385, 78774770]

約数ペア:

[(1, 78774770), (2, 39387385), (5, 15754954), (10, 7877477), (17, 4633810), (23, 3424990), (34, 2316905), (46, 1712495), (85, 926762), (115, 684998), (170, 463381), (230, 342499), (391, 201470), (782, 100735), (1955, 40294), (3910, 20147)]