10101580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 22127616

約数和(自身を除く): 12026036

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 127, 164, 194, 205, 254, 388, 410, 485, 508, 635, 820, 970, 1270, 1940, 2540, 3977, 5207, 7954, 10414, 12319, 15908, 19885, 20828, 24638, 26035, 39770, 49276, 52070, 61595, 79540, 104140, 123190, 246380, 505079, 1010158, 2020316, 2525395, 5050790, 10101580]

約数ペア:

[(1, 10101580), (2, 5050790), (4, 2525395), (5, 2020316), (10, 1010158), (20, 505079), (41, 246380), (82, 123190), (97, 104140), (127, 79540), (164, 61595), (194, 52070), (205, 49276), (254, 39770), (388, 26035), (410, 24638), (485, 20828), (508, 19885), (635, 15908), (820, 12319), (970, 10414), (1270, 7954), (1940, 5207), (2540, 3977)]