5158700

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:746

約数の個数: 36

約数和(自身を含む): 11353440

約数和(自身を除く): 6194740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 653, 790, 1306, 1580, 1975, 2612, 3265, 3950, 6530, 7900, 13060, 16325, 32650, 51587, 65300, 103174, 206348, 257935, 515870, 1031740, 1289675, 2579350, 5158700]

約数ペア:

[(1, 5158700), (2, 2579350), (4, 1289675), (5, 1031740), (10, 515870), (20, 257935), (25, 206348), (50, 103174), (79, 65300), (100, 51587), (158, 32650), (316, 16325), (395, 13060), (653, 7900), (790, 6530), (1306, 3950), (1580, 3265), (1975, 2612)]