25790170

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 55411200

約数和(自身を除く): 29621030

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 103, 146, 206, 245, 343, 365, 490, 511, 515, 686, 721, 730, 1022, 1030, 1442, 1715, 2555, 3430, 3577, 3605, 5047, 5110, 7154, 7210, 7519, 10094, 15038, 17885, 25039, 25235, 35329, 35770, 37595, 50078, 50470, 52633, 70658, 75190, 105266, 125195, 176645, 250390, 263165, 353290, 368431, 526330, 736862, 1842155, 2579017, 3684310, 5158034, 12895085, 25790170]

約数ペア:

[(1, 25790170), (2, 12895085), (5, 5158034), (7, 3684310), (10, 2579017), (14, 1842155), (35, 736862), (49, 526330), (70, 368431), (73, 353290), (98, 263165), (103, 250390), (146, 176645), (206, 125195), (245, 105266), (343, 75190), (365, 70658), (490, 52633), (511, 50470), (515, 50078), (686, 37595), (721, 35770), (730, 35329), (1022, 25235), (1030, 25039), (1442, 17885), (1715, 15038), (2555, 10094), (3430, 7519), (3577, 7210), (3605, 7154), (5047, 5110)]