57187625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 82992000

約数和(自身を除く): 25804375

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 125, 199, 209, 275, 475, 605, 995, 1045, 1375, 2189, 2299, 2375, 3025, 3781, 4975, 5225, 10945, 11495, 15125, 18905, 24079, 24875, 26125, 41591, 54725, 57475, 94525, 120395, 207955, 273625, 287375, 457501, 472625, 601975, 1039775, 2287505, 3009875, 5198875, 11437525, 57187625]

約数ペア:

[(1, 57187625), (5, 11437525), (11, 5198875), (19, 3009875), (25, 2287505), (55, 1039775), (95, 601975), (121, 472625), (125, 457501), (199, 287375), (209, 273625), (275, 207955), (475, 120395), (605, 94525), (995, 57475), (1045, 54725), (1375, 41591), (2189, 26125), (2299, 24875), (2375, 24079), (3025, 18905), (3781, 15125), (4975, 11495), (5225, 10945)]