31350930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80387}}^1$

素因数の和:80410

約数の個数: 32

約数和(自身を含む): 81031104

約数和(自身を除く): 49680174

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80387, 160774, 241161, 401935, 482322, 803870, 1045031, 1205805, 2090062, 2411610, 3135093, 5225155, 6270186, 10450310, 15675465, 31350930]

約数ペア:

[(1, 31350930), (2, 15675465), (3, 10450310), (5, 6270186), (6, 5225155), (10, 3135093), (13, 2411610), (15, 2090062), (26, 1205805), (30, 1045031), (39, 803870), (65, 482322), (78, 401935), (130, 241161), (195, 160774), (390, 80387)]