213884750

素因数分解:

$2^1\times 5^3\times {\mathrm{263}}^1\times {\mathrm{3253}}^1$

素因数の和:3533

約数の個数: 32

約数和(自身を含む): 402038208

約数和(自身を除く): 188153458

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 263, 526, 1315, 2630, 3253, 6506, 6575, 13150, 16265, 32530, 32875, 65750, 81325, 162650, 406625, 813250, 855539, 1711078, 4277695, 8555390, 21388475, 42776950, 106942375, 213884750]

約数ペア:

[(1, 213884750), (2, 106942375), (5, 42776950), (10, 21388475), (25, 8555390), (50, 4277695), (125, 1711078), (250, 855539), (263, 813250), (526, 406625), (1315, 162650), (2630, 81325), (3253, 65750), (6506, 32875), (6575, 32530), (13150, 16265)]