68754620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{28411}}^1$

素因数の和:28442

約数の個数: 36

約数和(自身を含む): 158709432

約数和(自身を除く): 89954812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 28411, 56822, 113644, 142055, 284110, 312521, 568220, 625042, 1250084, 1562605, 3125210, 3437731, 6250420, 6875462, 13750924, 17188655, 34377310, 68754620]

約数ペア:

[(1, 68754620), (2, 34377310), (4, 17188655), (5, 13750924), (10, 6875462), (11, 6250420), (20, 3437731), (22, 3125210), (44, 1562605), (55, 1250084), (110, 625042), (121, 568220), (220, 312521), (242, 284110), (484, 142055), (605, 113644), (1210, 56822), (2420, 28411)]