78183170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2081}}^1$

素因数の和:2135

約数の個数: 48

約数和(自身を含む): 161071848

約数和(自身を除く): 82888678

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 289, 442, 578, 1105, 1445, 2081, 2210, 2890, 3757, 4162, 7514, 10405, 18785, 20810, 27053, 35377, 37570, 54106, 70754, 135265, 176885, 270530, 353770, 459901, 601409, 919802, 1202818, 2299505, 3007045, 4599010, 6014090, 7818317, 15636634, 39091585, 78183170]

約数ペア:

[(1, 78183170), (2, 39091585), (5, 15636634), (10, 7818317), (13, 6014090), (17, 4599010), (26, 3007045), (34, 2299505), (65, 1202818), (85, 919802), (130, 601409), (170, 459901), (221, 353770), (289, 270530), (442, 176885), (578, 135265), (1105, 70754), (1445, 54106), (2081, 37570), (2210, 35377), (2890, 27053), (3757, 20810), (4162, 18785), (7514, 10405)]