68847080

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{9949}}^1$

素因数の和:10133

約数の個数: 32

約数和(自身を含む): 155817000

約数和(自身を除く): 86969920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 9949, 19898, 39796, 49745, 79592, 99490, 198980, 397960, 1721177, 3442354, 6884708, 8605885, 13769416, 17211770, 34423540, 68847080]

約数ペア:

[(1, 68847080), (2, 34423540), (4, 17211770), (5, 13769416), (8, 8605885), (10, 6884708), (20, 3442354), (40, 1721177), (173, 397960), (346, 198980), (692, 99490), (865, 79592), (1384, 49745), (1730, 39796), (3460, 19898), (6920, 9949)]