2811750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 7368192

約数和(自身を除く): 4556442

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 125, 138, 150, 163, 230, 250, 326, 345, 375, 489, 575, 690, 750, 815, 978, 1150, 1630, 1725, 2445, 2875, 3450, 3749, 4075, 4890, 5750, 7498, 8150, 8625, 11247, 12225, 17250, 18745, 20375, 22494, 24450, 37490, 40750, 56235, 61125, 93725, 112470, 122250, 187450, 281175, 468625, 562350, 937250, 1405875, 2811750]

約数ペア:

[(1, 2811750), (2, 1405875), (3, 937250), (5, 562350), (6, 468625), (10, 281175), (15, 187450), (23, 122250), (25, 112470), (30, 93725), (46, 61125), (50, 56235), (69, 40750), (75, 37490), (115, 24450), (125, 22494), (138, 20375), (150, 18745), (163, 17250), (230, 12225), (250, 11247), (326, 8625), (345, 8150), (375, 7498), (489, 5750), (575, 4890), (690, 4075), (750, 3749), (815, 3450), (978, 2875), (1150, 2445), (1630, 1725)]