68616680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14177}}^1$

素因数の和:14210

約数の個数: 48

約数和(自身を含む): 169710660

約数和(自身を除く): 101093980

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, 14177, 28354, 56708, 70885, 113416, 141770, 155947, 283540, 311894, 567080, 623788, 779735, 1247576, 1559470, 1715417, 3118940, 3430834, 6237880, 6861668, 8577085, 13723336, 17154170, 34308340, 68616680]

約数ペア:

[(1, 68616680), (2, 34308340), (4, 17154170), (5, 13723336), (8, 8577085), (10, 6861668), (11, 6237880), (20, 3430834), (22, 3118940), (40, 1715417), (44, 1559470), (55, 1247576), (88, 779735), (110, 623788), (121, 567080), (220, 311894), (242, 283540), (440, 155947), (484, 141770), (605, 113416), (968, 70885), (1210, 56708), (2420, 28354), (4840, 14177)]