25040012

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2503}}^1$

素因数の和:2609

約数の個数: 24

約数和(自身を含む): 45642912

約数和(自身を除く): 20602900

約数列:

[1, 2, 4, 41, 61, 82, 122, 164, 244, 2501, 2503, 5002, 5006, 10004, 10012, 102623, 152683, 205246, 305366, 410492, 610732, 6260003, 12520006, 25040012]

約数ペア:

[(1, 25040012), (2, 12520006), (4, 6260003), (41, 610732), (61, 410492), (82, 305366), (122, 205246), (164, 152683), (244, 102623), (2501, 10012), (2503, 10004), (5002, 5006)]