51743360

素因数分解:

$2^7\times 5^1\times {\mathrm{80849}}^1$

素因数の和:80868

約数の個数: 32

約数和(自身を含む): 123700500

約数和(自身を除く): 71957140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 80849, 161698, 323396, 404245, 646792, 808490, 1293584, 1616980, 2587168, 3233960, 5174336, 6467920, 10348672, 12935840, 25871680, 51743360]

約数ペア:

[(1, 51743360), (2, 25871680), (4, 12935840), (5, 10348672), (8, 6467920), (10, 5174336), (16, 3233960), (20, 2587168), (32, 1616980), (40, 1293584), (64, 808490), (80, 646792), (128, 404245), (160, 323396), (320, 161698), (640, 80849)]