78456530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1931}}^1$

素因数の和:2194

約数の個数: 32

約数和(自身を含む): 150232320

約数和(自身を除く): 71775790

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239, 478, 1195, 1931, 2390, 3862, 4063, 8126, 9655, 19310, 20315, 32827, 40630, 65654, 164135, 328270, 461509, 923018, 2307545, 4615090, 7845653, 15691306, 39228265, 78456530]

約数ペア:

[(1, 78456530), (2, 39228265), (5, 15691306), (10, 7845653), (17, 4615090), (34, 2307545), (85, 923018), (170, 461509), (239, 328270), (478, 164135), (1195, 65654), (1931, 40630), (2390, 32827), (3862, 20315), (4063, 19310), (8126, 9655)]