70921025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 109992960

約数和(自身を除く): 39071935

約数列:

[1, 5, 7, 17, 25, 31, 35, 85, 119, 155, 175, 217, 425, 527, 595, 769, 775, 1085, 2635, 2975, 3689, 3845, 5383, 5425, 13073, 13175, 18445, 19225, 23839, 26915, 65365, 91511, 92225, 119195, 134575, 166873, 326825, 405263, 457555, 595975, 834365, 2026315, 2287775, 2836841, 4171825, 10131575, 14184205, 70921025]

約数ペア:

[(1, 70921025), (5, 14184205), (7, 10131575), (17, 4171825), (25, 2836841), (31, 2287775), (35, 2026315), (85, 834365), (119, 595975), (155, 457555), (175, 405263), (217, 326825), (425, 166873), (527, 134575), (595, 119195), (769, 92225), (775, 91511), (1085, 65365), (2635, 26915), (2975, 23839), (3689, 19225), (3845, 18445), (5383, 13175), (5425, 13073)]