71199548

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 151683840

約数和(自身を除く): 80484292

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 59, 94, 98, 118, 131, 188, 196, 236, 262, 329, 413, 524, 658, 826, 917, 1316, 1652, 1834, 2303, 2773, 2891, 3668, 4606, 5546, 5782, 6157, 6419, 7729, 9212, 11092, 11564, 12314, 12838, 15458, 19411, 24628, 25676, 30916, 38822, 43099, 54103, 77644, 86198, 108206, 135877, 172396, 216412, 271754, 301693, 363263, 378721, 543508, 603386, 726526, 757442, 1206772, 1453052, 1514884, 2542841, 5085682, 10171364, 17799887, 35599774, 71199548]

約数ペア:

[(1, 71199548), (2, 35599774), (4, 17799887), (7, 10171364), (14, 5085682), (28, 2542841), (47, 1514884), (49, 1453052), (59, 1206772), (94, 757442), (98, 726526), (118, 603386), (131, 543508), (188, 378721), (196, 363263), (236, 301693), (262, 271754), (329, 216412), (413, 172396), (524, 135877), (658, 108206), (826, 86198), (917, 77644), (1316, 54103), (1652, 43099), (1834, 38822), (2303, 30916), (2773, 25676), (2891, 24628), (3668, 19411), (4606, 15458), (5546, 12838), (5782, 12314), (6157, 11564), (6419, 11092), (7729, 9212)]