80961132

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{877}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 221403504

約数和(自身を除く): 140442372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 157, 196, 294, 314, 471, 588, 628, 877, 942, 1099, 1754, 1884, 2198, 2631, 3297, 3508, 4396, 5262, 6139, 6594, 7693, 10524, 12278, 13188, 15386, 18417, 23079, 24556, 30772, 36834, 42973, 46158, 73668, 85946, 92316, 128919, 137689, 171892, 257838, 275378, 413067, 515676, 550756, 826134, 963823, 1652268, 1927646, 2891469, 3855292, 5782938, 6746761, 11565876, 13493522, 20240283, 26987044, 40480566, 80961132]

約数ペア:

[(1, 80961132), (2, 40480566), (3, 26987044), (4, 20240283), (6, 13493522), (7, 11565876), (12, 6746761), (14, 5782938), (21, 3855292), (28, 2891469), (42, 1927646), (49, 1652268), (84, 963823), (98, 826134), (147, 550756), (157, 515676), (196, 413067), (294, 275378), (314, 257838), (471, 171892), (588, 137689), (628, 128919), (877, 92316), (942, 85946), (1099, 73668), (1754, 46158), (1884, 42973), (2198, 36834), (2631, 30772), (3297, 24556), (3508, 23079), (4396, 18417), (5262, 15386), (6139, 13188), (6594, 12278), (7693, 10524)]