18825101575

素因数分解:

$5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1\times {\mathrm{1873}}^1$

素因数の和:2696

約数の個数: 48

約数和(自身を含む): 27067156480

約数和(自身を除く): 8242054905

約数列:

[1, 5, 7, 25, 35, 79, 175, 395, 553, 727, 1873, 1975, 2765, 3635, 5089, 9365, 13111, 13825, 18175, 25445, 46825, 57433, 65555, 127225, 147967, 287165, 327775, 402031, 739835, 1035769, 1361671, 1435825, 2010155, 3699175, 5178845, 6808355, 9531697, 10050775, 25894225, 34041775, 47658485, 107572009, 238292425, 537860045, 753004063, 2689300225, 3765020315, 18825101575]

約数ペア:

[(1, 18825101575), (5, 3765020315), (7, 2689300225), (25, 753004063), (35, 537860045), (79, 238292425), (175, 107572009), (395, 47658485), (553, 34041775), (727, 25894225), (1873, 10050775), (1975, 9531697), (2765, 6808355), (3635, 5178845), (5089, 3699175), (9365, 2010155), (13111, 1435825), (13825, 1361671), (18175, 1035769), (25445, 739835), (46825, 402031), (57433, 327775), (65555, 287165), (127225, 147967)]