2000821875

素因数分解:

$3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{16417}}^1$

素因数の和:16458

約数の個数: 48

約数和(自身を含む): 3591207648

約数和(自身を除く): 1590385773

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 625, 975, 1625, 1875, 3125, 4875, 8125, 9375, 16417, 24375, 40625, 49251, 82085, 121875, 213421, 246255, 410425, 640263, 1067105, 1231275, 2052125, 3201315, 5335525, 6156375, 10260625, 16006575, 26677625, 30781875, 51303125, 80032875, 133388125, 153909375, 400164375, 666940625, 2000821875]

約数ペア:

[(1, 2000821875), (3, 666940625), (5, 400164375), (13, 153909375), (15, 133388125), (25, 80032875), (39, 51303125), (65, 30781875), (75, 26677625), (125, 16006575), (195, 10260625), (325, 6156375), (375, 5335525), (625, 3201315), (975, 2052125), (1625, 1231275), (1875, 1067105), (3125, 640263), (4875, 410425), (8125, 246255), (9375, 213421), (16417, 121875), (24375, 82085), (40625, 49251)]