290997290

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1\times {\mathrm{769}}^1$

素因数の和:1334

約数の個数: 32

約数和(自身を含む): 532224000

約数和(自身を除く): 241226710

約数列:

[1, 2, 5, 10, 79, 158, 395, 479, 769, 790, 958, 1538, 2395, 3845, 4790, 7690, 37841, 60751, 75682, 121502, 189205, 303755, 368351, 378410, 607510, 736702, 1841755, 3683510, 29099729, 58199458, 145498645, 290997290]

約数ペア:

[(1, 290997290), (2, 145498645), (5, 58199458), (10, 29099729), (79, 3683510), (158, 1841755), (395, 736702), (479, 607510), (769, 378410), (790, 368351), (958, 303755), (1538, 189205), (2395, 121502), (3845, 75682), (4790, 60751), (7690, 37841)]