54445000

素因数分解:

$2^3\times 5^4\times {\mathrm{10889}}^1$

素因数の和:10915

約数の個数: 40

約数和(自身を含む): 127576350

約数和(自身を除く): 73131350

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 10889, 21778, 43556, 54445, 87112, 108890, 217780, 272225, 435560, 544450, 1088900, 1361125, 2177800, 2722250, 5444500, 6805625, 10889000, 13611250, 27222500, 54445000]

約数ペア:

[(1, 54445000), (2, 27222500), (4, 13611250), (5, 10889000), (8, 6805625), (10, 5444500), (20, 2722250), (25, 2177800), (40, 1361125), (50, 1088900), (100, 544450), (125, 435560), (200, 272225), (250, 217780), (500, 108890), (625, 87112), (1000, 54445), (1250, 43556), (2500, 21778), (5000, 10889)]