25382020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74653}}^1$

素因数の和:74679

約数の個数: 24

約数和(自身を含む): 56438424

約数和(自身を除く): 31056404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74653, 149306, 298612, 373265, 746530, 1269101, 1493060, 2538202, 5076404, 6345505, 12691010, 25382020]

約数ペア:

[(1, 25382020), (2, 12691010), (4, 6345505), (5, 5076404), (10, 2538202), (17, 1493060), (20, 1269101), (34, 746530), (68, 373265), (85, 298612), (170, 149306), (340, 74653)]