80913172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1129}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 159465600

約数和(自身を除く): 78552428

約数列:

[1, 2, 4, 19, 23, 38, 41, 46, 76, 82, 92, 164, 437, 779, 874, 943, 1129, 1558, 1748, 1886, 2258, 3116, 3772, 4516, 17917, 21451, 25967, 35834, 42902, 46289, 51934, 71668, 85804, 92578, 103868, 185156, 493373, 879491, 986746, 1064647, 1758982, 1973492, 2129294, 3517964, 4258588, 20228293, 40456586, 80913172]

約数ペア:

[(1, 80913172), (2, 40456586), (4, 20228293), (19, 4258588), (23, 3517964), (38, 2129294), (41, 1973492), (46, 1758982), (76, 1064647), (82, 986746), (92, 879491), (164, 493373), (437, 185156), (779, 103868), (874, 92578), (943, 85804), (1129, 71668), (1558, 51934), (1748, 46289), (1886, 42902), (2258, 35834), (3116, 25967), (3772, 21451), (4516, 17917)]