289098500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^2\times {\mathrm{1093}}^1$

素因数の和:1158

約数の個数: 72

約数和(自身を含む): 660640344

約数和(自身を除く): 371541844

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 529, 575, 1058, 1093, 1150, 2116, 2186, 2300, 2645, 2875, 4372, 5290, 5465, 5750, 10580, 10930, 11500, 13225, 21860, 25139, 26450, 27325, 50278, 52900, 54650, 66125, 100556, 109300, 125695, 132250, 136625, 251390, 264500, 273250, 502780, 546500, 578197, 628475, 1156394, 1256950, 2312788, 2513900, 2890985, 3142375, 5781970, 6284750, 11563940, 12569500, 14454925, 28909850, 57819700, 72274625, 144549250, 289098500]

約数ペア:

[(1, 289098500), (2, 144549250), (4, 72274625), (5, 57819700), (10, 28909850), (20, 14454925), (23, 12569500), (25, 11563940), (46, 6284750), (50, 5781970), (92, 3142375), (100, 2890985), (115, 2513900), (125, 2312788), (230, 1256950), (250, 1156394), (460, 628475), (500, 578197), (529, 546500), (575, 502780), (1058, 273250), (1093, 264500), (1150, 251390), (2116, 136625), (2186, 132250), (2300, 125695), (2645, 109300), (2875, 100556), (4372, 66125), (5290, 54650), (5465, 52900), (5750, 50278), (10580, 27325), (10930, 26450), (11500, 25139), (13225, 21860)]