129769160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{190837}}^1$

素因数の和:190865

約数の個数: 32

約数和(自身を含む): 309157560

約数和(自身を除く): 179388400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 190837, 381674, 763348, 954185, 1526696, 1908370, 3244229, 3816740, 6488458, 7633480, 12976916, 16221145, 25953832, 32442290, 64884580, 129769160]

約数ペア:

[(1, 129769160), (2, 64884580), (4, 32442290), (5, 25953832), (8, 16221145), (10, 12976916), (17, 7633480), (20, 6488458), (34, 3816740), (40, 3244229), (68, 1908370), (85, 1526696), (136, 954185), (170, 763348), (340, 381674), (680, 190837)]