65196880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{116423}}^1$

素因数の和:116443

約数の個数: 40

約数和(自身を含む): 173238912

約数和(自身を除く): 108042032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 116423, 232846, 465692, 582115, 814961, 931384, 1164230, 1629922, 1862768, 2328460, 3259844, 4074805, 4656920, 6519688, 8149610, 9313840, 13039376, 16299220, 32598440, 65196880]

約数ペア:

[(1, 65196880), (2, 32598440), (4, 16299220), (5, 13039376), (7, 9313840), (8, 8149610), (10, 6519688), (14, 4656920), (16, 4074805), (20, 3259844), (28, 2328460), (35, 1862768), (40, 1629922), (56, 1164230), (70, 931384), (80, 814961), (112, 582115), (140, 465692), (280, 232846), (560, 116423)]