31250560

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 85484160

約数和(自身を除く): 54233600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 193, 220, 230, 253, 320, 352, 368, 386, 440, 460, 506, 640, 704, 736, 772, 880, 920, 965, 1012, 1265, 1408, 1472, 1544, 1760, 1840, 1930, 2024, 2123, 2530, 2944, 3088, 3520, 3680, 3860, 4048, 4246, 4439, 5060, 6176, 7040, 7360, 7720, 8096, 8492, 8878, 10120, 10615, 12352, 14720, 15440, 16192, 16984, 17756, 20240, 21230, 22195, 24704, 30880, 32384, 33968, 35512, 40480, 42460, 44390, 48829, 61760, 67936, 71024, 80960, 84920, 88780, 97658, 123520, 135872, 142048, 161920, 169840, 177560, 195316, 244145, 271744, 284096, 339680, 355120, 390632, 488290, 568192, 679360, 710240, 781264, 976580, 1358720, 1420480, 1562528, 1953160, 2840960, 3125056, 3906320, 6250112, 7812640, 15625280, 31250560]

約数ペア:

[(1, 31250560), (2, 15625280), (4, 7812640), (5, 6250112), (8, 3906320), (10, 3125056), (11, 2840960), (16, 1953160), (20, 1562528), (22, 1420480), (23, 1358720), (32, 976580), (40, 781264), (44, 710240), (46, 679360), (55, 568192), (64, 488290), (80, 390632), (88, 355120), (92, 339680), (110, 284096), (115, 271744), (128, 244145), (160, 195316), (176, 177560), (184, 169840), (193, 161920), (220, 142048), (230, 135872), (253, 123520), (320, 97658), (352, 88780), (368, 84920), (386, 80960), (440, 71024), (460, 67936), (506, 61760), (640, 48829), (704, 44390), (736, 42460), (772, 40480), (880, 35512), (920, 33968), (965, 32384), (1012, 30880), (1265, 24704), (1408, 22195), (1472, 21230), (1544, 20240), (1760, 17756), (1840, 16984), (1930, 16192), (2024, 15440), (2123, 14720), (2530, 12352), (2944, 10615), (3088, 10120), (3520, 8878), (3680, 8492), (3860, 8096), (4048, 7720), (4246, 7360), (4439, 7040), (5060, 6176)]