25794740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 56306880

約数和(自身を除く): 30512140

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 83, 164, 166, 205, 332, 379, 410, 415, 758, 820, 830, 1516, 1660, 1895, 3403, 3790, 6806, 7580, 13612, 15539, 17015, 31078, 31457, 34030, 62156, 62914, 68060, 77695, 125828, 155390, 157285, 310780, 314570, 629140, 1289737, 2579474, 5158948, 6448685, 12897370, 25794740]

約数ペア:

[(1, 25794740), (2, 12897370), (4, 6448685), (5, 5158948), (10, 2579474), (20, 1289737), (41, 629140), (82, 314570), (83, 310780), (164, 157285), (166, 155390), (205, 125828), (332, 77695), (379, 68060), (410, 62914), (415, 62156), (758, 34030), (820, 31457), (830, 31078), (1516, 17015), (1660, 15539), (1895, 13612), (3403, 7580), (3790, 6806)]