28342000

素因数分解:

$2^4\times 5^3\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:443

約数の個数: 80

約数和(自身を含む): 70566912

約数和(自身を除く): 42224912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 125, 148, 185, 200, 250, 296, 370, 383, 400, 500, 592, 740, 766, 925, 1000, 1480, 1532, 1850, 1915, 2000, 2960, 3064, 3700, 3830, 4625, 6128, 7400, 7660, 9250, 9575, 14171, 14800, 15320, 18500, 19150, 28342, 30640, 37000, 38300, 47875, 56684, 70855, 74000, 76600, 95750, 113368, 141710, 153200, 191500, 226736, 283420, 354275, 383000, 566840, 708550, 766000, 1133680, 1417100, 1771375, 2834200, 3542750, 5668400, 7085500, 14171000, 28342000]

約数ペア:

[(1, 28342000), (2, 14171000), (4, 7085500), (5, 5668400), (8, 3542750), (10, 2834200), (16, 1771375), (20, 1417100), (25, 1133680), (37, 766000), (40, 708550), (50, 566840), (74, 383000), (80, 354275), (100, 283420), (125, 226736), (148, 191500), (185, 153200), (200, 141710), (250, 113368), (296, 95750), (370, 76600), (383, 74000), (400, 70855), (500, 56684), (592, 47875), (740, 38300), (766, 37000), (925, 30640), (1000, 28342), (1480, 19150), (1532, 18500), (1850, 15320), (1915, 14800), (2000, 14171), (2960, 9575), (3064, 9250), (3700, 7660), (3830, 7400), (4625, 6128)]