168542780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41513}}^1$

素因数の和:41558

約数の個数: 48

約数和(自身を含む): 418461120

約数和(自身を除く): 249918340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 41513, 83026, 166052, 207565, 290591, 415130, 581182, 830260, 1162364, 1203877, 1452955, 2407754, 2905910, 4815508, 5811820, 6019385, 8427139, 12038770, 16854278, 24077540, 33708556, 42135695, 84271390, 168542780]

約数ペア:

[(1, 168542780), (2, 84271390), (4, 42135695), (5, 33708556), (7, 24077540), (10, 16854278), (14, 12038770), (20, 8427139), (28, 6019385), (29, 5811820), (35, 4815508), (58, 2905910), (70, 2407754), (116, 1452955), (140, 1203877), (145, 1162364), (203, 830260), (290, 581182), (406, 415130), (580, 290591), (812, 207565), (1015, 166052), (2030, 83026), (4060, 41513)]