25121060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 55714176

約数和(自身を除く): 30593116

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 563, 970, 1126, 1940, 2231, 2252, 2815, 4462, 5630, 8924, 11155, 11260, 12949, 22310, 25898, 44620, 51796, 54611, 64745, 109222, 129490, 218444, 258980, 273055, 546110, 1092220, 1256053, 2512106, 5024212, 6280265, 12560530, 25121060]

約数ペア:

[(1, 25121060), (2, 12560530), (4, 6280265), (5, 5024212), (10, 2512106), (20, 1256053), (23, 1092220), (46, 546110), (92, 273055), (97, 258980), (115, 218444), (194, 129490), (230, 109222), (388, 64745), (460, 54611), (485, 51796), (563, 44620), (970, 25898), (1126, 22310), (1940, 12949), (2231, 11260), (2252, 11155), (2815, 8924), (4462, 5630)]