286000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:47

約数の個数: 80

約数和(自身を含む): 812448

約数和(自身を除く): 526448

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 125, 130, 143, 176, 200, 208, 220, 250, 260, 275, 286, 325, 400, 440, 500, 520, 550, 572, 650, 715, 880, 1000, 1040, 1100, 1144, 1300, 1375, 1430, 1625, 2000, 2200, 2288, 2600, 2750, 2860, 3250, 3575, 4400, 5200, 5500, 5720, 6500, 7150, 11000, 11440, 13000, 14300, 17875, 22000, 26000, 28600, 35750, 57200, 71500, 143000, 286000]

約数ペア:

[(1, 286000), (2, 143000), (4, 71500), (5, 57200), (8, 35750), (10, 28600), (11, 26000), (13, 22000), (16, 17875), (20, 14300), (22, 13000), (25, 11440), (26, 11000), (40, 7150), (44, 6500), (50, 5720), (52, 5500), (55, 5200), (65, 4400), (80, 3575), (88, 3250), (100, 2860), (104, 2750), (110, 2600), (125, 2288), (130, 2200), (143, 2000), (176, 1625), (200, 1430), (208, 1375), (220, 1300), (250, 1144), (260, 1100), (275, 1040), (286, 1000), (325, 880), (400, 715), (440, 650), (500, 572), (520, 550)]