66172820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24877}}^1$

素因数の和:24912

約数の個数: 48

約数和(自身を含む): 167180160

約数和(自身を除く): 101007340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 24877, 49754, 99508, 124385, 174139, 248770, 348278, 472663, 497540, 696556, 870695, 945326, 1741390, 1890652, 2363315, 3308641, 3482780, 4726630, 6617282, 9453260, 13234564, 16543205, 33086410, 66172820]

約数ペア:

[(1, 66172820), (2, 33086410), (4, 16543205), (5, 13234564), (7, 9453260), (10, 6617282), (14, 4726630), (19, 3482780), (20, 3308641), (28, 2363315), (35, 1890652), (38, 1741390), (70, 945326), (76, 870695), (95, 696556), (133, 497540), (140, 472663), (190, 348278), (266, 248770), (380, 174139), (532, 124385), (665, 99508), (1330, 49754), (2660, 24877)]