86842970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{1249}}^1$

素因数の和:1682

約数の個数: 32

約数和(自身を含む): 166050000

約数和(自身を除く): 79207030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 409, 818, 1249, 2045, 2498, 4090, 6245, 6953, 12490, 13906, 21233, 34765, 42466, 69530, 106165, 212330, 510841, 1021682, 2554205, 5108410, 8684297, 17368594, 43421485, 86842970]

約数ペア:

[(1, 86842970), (2, 43421485), (5, 17368594), (10, 8684297), (17, 5108410), (34, 2554205), (85, 1021682), (170, 510841), (409, 212330), (818, 106165), (1249, 69530), (2045, 42466), (2498, 34765), (4090, 21233), (6245, 13906), (6953, 12490)]