28611800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 77137920

約数和(自身を除く): 48526120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 107, 140, 175, 191, 200, 214, 280, 350, 382, 428, 535, 700, 749, 764, 856, 955, 1070, 1337, 1400, 1498, 1528, 1910, 2140, 2674, 2675, 2996, 3745, 3820, 4280, 4775, 5348, 5350, 5992, 6685, 7490, 7640, 9550, 10696, 10700, 13370, 14980, 18725, 19100, 20437, 21400, 26740, 29960, 33425, 37450, 38200, 40874, 53480, 66850, 74900, 81748, 102185, 133700, 143059, 149800, 163496, 204370, 267400, 286118, 408740, 510925, 572236, 715295, 817480, 1021850, 1144472, 1430590, 2043700, 2861180, 3576475, 4087400, 5722360, 7152950, 14305900, 28611800]

約数ペア:

[(1, 28611800), (2, 14305900), (4, 7152950), (5, 5722360), (7, 4087400), (8, 3576475), (10, 2861180), (14, 2043700), (20, 1430590), (25, 1144472), (28, 1021850), (35, 817480), (40, 715295), (50, 572236), (56, 510925), (70, 408740), (100, 286118), (107, 267400), (140, 204370), (175, 163496), (191, 149800), (200, 143059), (214, 133700), (280, 102185), (350, 81748), (382, 74900), (428, 66850), (535, 53480), (700, 40874), (749, 38200), (764, 37450), (856, 33425), (955, 29960), (1070, 26740), (1337, 21400), (1400, 20437), (1498, 19100), (1528, 18725), (1910, 14980), (2140, 13370), (2674, 10700), (2675, 10696), (2996, 9550), (3745, 7640), (3820, 7490), (4280, 6685), (4775, 5992), (5348, 5350)]