24961000

素因数分解:

$2^3\times 5^3\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 59202000

約数和(自身を除く): 34241000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 125, 200, 218, 229, 250, 436, 458, 500, 545, 872, 916, 1000, 1090, 1145, 1832, 2180, 2290, 2725, 4360, 4580, 5450, 5725, 9160, 10900, 11450, 13625, 21800, 22900, 24961, 27250, 28625, 45800, 49922, 54500, 57250, 99844, 109000, 114500, 124805, 199688, 229000, 249610, 499220, 624025, 998440, 1248050, 2496100, 3120125, 4992200, 6240250, 12480500, 24961000]

約数ペア:

[(1, 24961000), (2, 12480500), (4, 6240250), (5, 4992200), (8, 3120125), (10, 2496100), (20, 1248050), (25, 998440), (40, 624025), (50, 499220), (100, 249610), (109, 229000), (125, 199688), (200, 124805), (218, 114500), (229, 109000), (250, 99844), (436, 57250), (458, 54500), (500, 49922), (545, 45800), (872, 28625), (916, 27250), (1000, 24961), (1090, 22900), (1145, 21800), (1832, 13625), (2180, 11450), (2290, 10900), (2725, 9160), (4360, 5725), (4580, 5450)]