74254480

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10429}}^1$

素因数の和:10531

約数の個数: 40

約数和(自身を含む): 174598200

約数和(自身を除く): 100343720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 10429, 20858, 41716, 52145, 83432, 104290, 166864, 208580, 417160, 834320, 928181, 1856362, 3712724, 4640905, 7425448, 9281810, 14850896, 18563620, 37127240, 74254480]

約数ペア:

[(1, 74254480), (2, 37127240), (4, 18563620), (5, 14850896), (8, 9281810), (10, 7425448), (16, 4640905), (20, 3712724), (40, 1856362), (80, 928181), (89, 834320), (178, 417160), (356, 208580), (445, 166864), (712, 104290), (890, 83432), (1424, 52145), (1780, 41716), (3560, 20858), (7120, 10429)]