80738700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{38447}}^1$

素因数の和:38471

約数の個数: 72

約数和(自身を含む): 266982912

約数和(自身を除く): 186244212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 38447, 76894, 115341, 153788, 192235, 230682, 269129, 384470, 461364, 538258, 576705, 768940, 807387, 961175, 1076516, 1153410, 1345645, 1614774, 1922350, 2306820, 2691290, 2883525, 3229548, 3844700, 4036935, 5382580, 5767050, 6728225, 8073870, 11534100, 13456450, 16147740, 20184675, 26912900, 40369350, 80738700]

約数ペア:

[(1, 80738700), (2, 40369350), (3, 26912900), (4, 20184675), (5, 16147740), (6, 13456450), (7, 11534100), (10, 8073870), (12, 6728225), (14, 5767050), (15, 5382580), (20, 4036935), (21, 3844700), (25, 3229548), (28, 2883525), (30, 2691290), (35, 2306820), (42, 1922350), (50, 1614774), (60, 1345645), (70, 1153410), (75, 1076516), (84, 961175), (100, 807387), (105, 768940), (140, 576705), (150, 538258), (175, 461364), (210, 384470), (300, 269129), (350, 230682), (420, 192235), (525, 153788), (700, 115341), (1050, 76894), (2100, 38447)]