50721640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66739}}^1$

素因数の和:66769

約数の個数: 32

約数和(自身を含む): 120132000

約数和(自身を除く): 69410360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 66739, 133478, 266956, 333695, 533912, 667390, 1268041, 1334780, 2536082, 2669560, 5072164, 6340205, 10144328, 12680410, 25360820, 50721640]

約数ペア:

[(1, 50721640), (2, 25360820), (4, 12680410), (5, 10144328), (8, 6340205), (10, 5072164), (19, 2669560), (20, 2536082), (38, 1334780), (40, 1268041), (76, 667390), (95, 533912), (152, 333695), (190, 266956), (380, 133478), (760, 66739)]