83478820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{883}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 182669760

約数和(自身を除く): 99190940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 163, 290, 326, 580, 652, 815, 883, 1630, 1766, 3260, 3532, 4415, 4727, 8830, 9454, 17660, 18908, 23635, 25607, 47270, 51214, 94540, 102428, 128035, 143929, 256070, 287858, 512140, 575716, 719645, 1439290, 2878580, 4173941, 8347882, 16695764, 20869705, 41739410, 83478820]

約数ペア:

[(1, 83478820), (2, 41739410), (4, 20869705), (5, 16695764), (10, 8347882), (20, 4173941), (29, 2878580), (58, 1439290), (116, 719645), (145, 575716), (163, 512140), (290, 287858), (326, 256070), (580, 143929), (652, 128035), (815, 102428), (883, 94540), (1630, 51214), (1766, 47270), (3260, 25607), (3532, 23635), (4415, 18908), (4727, 17660), (8830, 9454)]