75731480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15647}}^1$

素因数の和:15680

約数の個数: 48

約数和(自身を含む): 187306560

約数和(自身を除く): 111575080

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, 15647, 31294, 62588, 78235, 125176, 156470, 172117, 312940, 344234, 625880, 688468, 860585, 1376936, 1721170, 1893287, 3442340, 3786574, 6884680, 7573148, 9466435, 15146296, 18932870, 37865740, 75731480]

約数ペア:

[(1, 75731480), (2, 37865740), (4, 18932870), (5, 15146296), (8, 9466435), (10, 7573148), (11, 6884680), (20, 3786574), (22, 3442340), (40, 1893287), (44, 1721170), (55, 1376936), (88, 860585), (110, 688468), (121, 625880), (220, 344234), (242, 312940), (440, 172117), (484, 156470), (605, 125176), (968, 78235), (1210, 62588), (2420, 31294), (4840, 15647)]