50020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 24

約数和(自身を含む): 109368

約数和(自身を除く): 59348

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 2501, 5002, 10004, 12505, 25010, 50020]

約数ペア:

[(1, 50020), (2, 25010), (4, 12505), (5, 10004), (10, 5002), (20, 2501), (41, 1220), (61, 820), (82, 610), (122, 410), (164, 305), (205, 244)]