25883270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{523}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 54837648

約数和(自身を除く): 28954378

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 101, 202, 245, 490, 505, 523, 707, 1010, 1046, 1414, 2615, 3535, 3661, 4949, 5230, 7070, 7322, 9898, 18305, 24745, 25627, 36610, 49490, 51254, 52823, 105646, 128135, 256270, 264115, 369761, 528230, 739522, 1848805, 2588327, 3697610, 5176654, 12941635, 25883270]

約数ペア:

[(1, 25883270), (2, 12941635), (5, 5176654), (7, 3697610), (10, 2588327), (14, 1848805), (35, 739522), (49, 528230), (70, 369761), (98, 264115), (101, 256270), (202, 128135), (245, 105646), (490, 52823), (505, 51254), (523, 49490), (707, 36610), (1010, 25627), (1046, 24745), (1414, 18305), (2615, 9898), (3535, 7322), (3661, 7070), (4949, 5230)]