51790240

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 128024064

約数和(自身を除く): 76233824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 71, 80, 94, 97, 142, 160, 188, 194, 235, 284, 355, 376, 388, 470, 485, 568, 710, 752, 776, 940, 970, 1136, 1420, 1504, 1552, 1880, 1940, 2272, 2840, 3104, 3337, 3760, 3880, 4559, 5680, 6674, 6887, 7520, 7760, 9118, 11360, 13348, 13774, 15520, 16685, 18236, 22795, 26696, 27548, 33370, 34435, 36472, 45590, 53392, 55096, 66740, 68870, 72944, 91180, 106784, 110192, 133480, 137740, 145888, 182360, 220384, 266960, 275480, 323689, 364720, 533920, 550960, 647378, 729440, 1101920, 1294756, 1618445, 2589512, 3236890, 5179024, 6473780, 10358048, 12947560, 25895120, 51790240]

約数ペア:

[(1, 51790240), (2, 25895120), (4, 12947560), (5, 10358048), (8, 6473780), (10, 5179024), (16, 3236890), (20, 2589512), (32, 1618445), (40, 1294756), (47, 1101920), (71, 729440), (80, 647378), (94, 550960), (97, 533920), (142, 364720), (160, 323689), (188, 275480), (194, 266960), (235, 220384), (284, 182360), (355, 145888), (376, 137740), (388, 133480), (470, 110192), (485, 106784), (568, 91180), (710, 72944), (752, 68870), (776, 66740), (940, 55096), (970, 53392), (1136, 45590), (1420, 36472), (1504, 34435), (1552, 33370), (1880, 27548), (1940, 26696), (2272, 22795), (2840, 18236), (3104, 16685), (3337, 15520), (3760, 13774), (3880, 13348), (4559, 11360), (5680, 9118), (6674, 7760), (6887, 7520)]