25637480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5297}}^1$

素因数の和:5330

約数の個数: 48

約数和(自身を含む): 63417060

約数和(自身を除く): 37779580

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 5297, 10594, 21188, 26485, 42376, 52970, 58267, 105940, 116534, 211880, 233068, 291335, 466136, 582670, 640937, 1165340, 1281874, 2330680, 2563748, 3204685, 5127496, 6409370, 12818740, 25637480]

約数ペア:

[(1, 25637480), (2, 12818740), (4, 6409370), (5, 5127496), (8, 3204685), (10, 2563748), (11, 2330680), (20, 1281874), (22, 1165340), (40, 640937), (44, 582670), (55, 466136), (88, 291335), (110, 233068), (121, 211880), (220, 116534), (242, 105940), (440, 58267), (484, 52970), (605, 42376), (968, 26485), (1210, 21188), (2420, 10594), (4840, 5297)]