51825640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31601}}^1$

素因数の和:31653

約数の個数: 32

約数和(自身を含む): 119455560

約数和(自身を除く): 67629920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 31601, 63202, 126404, 158005, 252808, 316010, 632020, 1264040, 1295641, 2591282, 5182564, 6478205, 10365128, 12956410, 25912820, 51825640]

約数ペア:

[(1, 51825640), (2, 25912820), (4, 12956410), (5, 10365128), (8, 6478205), (10, 5182564), (20, 2591282), (40, 1295641), (41, 1264040), (82, 632020), (164, 316010), (205, 252808), (328, 158005), (410, 126404), (820, 63202), (1640, 31601)]