31716750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3253}}^1$

素因数の和:3286

約数の個数: 64

約数和(自身を含む): 85280832

約数和(自身を除く): 53564082

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 3250, 3253, 4875, 6506, 9750, 9759, 16265, 19518, 32530, 42289, 48795, 81325, 84578, 97590, 126867, 162650, 211445, 243975, 253734, 406625, 422890, 487950, 634335, 813250, 1057225, 1219875, 1268670, 2114450, 2439750, 3171675, 5286125, 6343350, 10572250, 15858375, 31716750]

約数ペア:

[(1, 31716750), (2, 15858375), (3, 10572250), (5, 6343350), (6, 5286125), (10, 3171675), (13, 2439750), (15, 2114450), (25, 1268670), (26, 1219875), (30, 1057225), (39, 813250), (50, 634335), (65, 487950), (75, 422890), (78, 406625), (125, 253734), (130, 243975), (150, 211445), (195, 162650), (250, 126867), (325, 97590), (375, 84578), (390, 81325), (650, 48795), (750, 42289), (975, 32530), (1625, 19518), (1950, 16265), (3250, 9759), (3253, 9750), (4875, 6506)]