25191760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28627}}^1$

素因数の和:28651

約数の個数: 40

約数和(自身を含む): 63897696

約数和(自身を除く): 38705936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 28627, 57254, 114508, 143135, 229016, 286270, 314897, 458032, 572540, 629794, 1145080, 1259588, 1574485, 2290160, 2519176, 3148970, 5038352, 6297940, 12595880, 25191760]

約数ペア:

[(1, 25191760), (2, 12595880), (4, 6297940), (5, 5038352), (8, 3148970), (10, 2519176), (11, 2290160), (16, 1574485), (20, 1259588), (22, 1145080), (40, 629794), (44, 572540), (55, 458032), (80, 314897), (88, 286270), (110, 229016), (176, 143135), (220, 114508), (440, 57254), (880, 28627)]