25165220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 55617408

約数和(自身を除く): 30452188

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 227, 230, 241, 454, 460, 482, 908, 964, 1135, 1205, 2270, 2410, 4540, 4820, 5221, 5543, 10442, 11086, 20884, 22172, 26105, 27715, 52210, 54707, 55430, 104420, 109414, 110860, 218828, 273535, 547070, 1094140, 1258261, 2516522, 5033044, 6291305, 12582610, 25165220]

約数ペア:

[(1, 25165220), (2, 12582610), (4, 6291305), (5, 5033044), (10, 2516522), (20, 1258261), (23, 1094140), (46, 547070), (92, 273535), (115, 218828), (227, 110860), (230, 109414), (241, 104420), (454, 55430), (460, 54707), (482, 52210), (908, 27715), (964, 26105), (1135, 22172), (1205, 20884), (2270, 11086), (2410, 10442), (4540, 5543), (4820, 5221)]