25418740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74761}}^1$

素因数の和:74787

約数の個数: 24

約数和(自身を含む): 56520072

約数和(自身を除く): 31101332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74761, 149522, 299044, 373805, 747610, 1270937, 1495220, 2541874, 5083748, 6354685, 12709370, 25418740]

約数ペア:

[(1, 25418740), (2, 12709370), (4, 6354685), (5, 5083748), (10, 2541874), (17, 1495220), (20, 1270937), (34, 747610), (68, 373805), (85, 299044), (170, 149522), (340, 74761)]