51168560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27809}}^1$

素因数の和:27845

約数の個数: 40

約数和(自身を含む): 124143840

約数和(自身を除く): 72975280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 27809, 55618, 111236, 139045, 222472, 278090, 444944, 556180, 639607, 1112360, 1279214, 2224720, 2558428, 3198035, 5116856, 6396070, 10233712, 12792140, 25584280, 51168560]

約数ペア:

[(1, 51168560), (2, 25584280), (4, 12792140), (5, 10233712), (8, 6396070), (10, 5116856), (16, 3198035), (20, 2558428), (23, 2224720), (40, 1279214), (46, 1112360), (80, 639607), (92, 556180), (115, 444944), (184, 278090), (230, 222472), (368, 139045), (460, 111236), (920, 55618), (1840, 27809)]