8163280

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1523}}^1$

素因数の和:1603

約数の個数: 40

約数和(自身を含む): 19275552

約数和(自身を除く): 11112272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 1523, 2680, 3046, 5360, 6092, 7615, 12184, 15230, 24368, 30460, 60920, 102041, 121840, 204082, 408164, 510205, 816328, 1020410, 1632656, 2040820, 4081640, 8163280]

約数ペア:

[(1, 8163280), (2, 4081640), (4, 2040820), (5, 1632656), (8, 1020410), (10, 816328), (16, 510205), (20, 408164), (40, 204082), (67, 121840), (80, 102041), (134, 60920), (268, 30460), (335, 24368), (536, 15230), (670, 12184), (1072, 7615), (1340, 6092), (1523, 5360), (2680, 3046)]