25506140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{607}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 58834944

約数和(自身を除く): 33328804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 607, 764, 955, 1214, 1910, 2101, 2428, 3035, 3820, 4202, 6070, 6677, 8404, 10505, 12140, 13354, 21010, 26708, 33385, 42020, 66770, 115937, 133540, 231874, 463748, 579685, 1159370, 1275307, 2318740, 2550614, 5101228, 6376535, 12753070, 25506140]

約数ペア:

[(1, 25506140), (2, 12753070), (4, 6376535), (5, 5101228), (10, 2550614), (11, 2318740), (20, 1275307), (22, 1159370), (44, 579685), (55, 463748), (110, 231874), (191, 133540), (220, 115937), (382, 66770), (607, 42020), (764, 33385), (955, 26708), (1214, 21010), (1910, 13354), (2101, 12140), (2428, 10505), (3035, 8404), (3820, 6677), (4202, 6070)]