51216400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:353

約数の個数: 120

約数和(自身を含む): 135616320

約数和(自身を除く): 84399920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 38, 40, 46, 50, 76, 80, 92, 95, 100, 115, 152, 184, 190, 200, 230, 293, 304, 368, 380, 400, 437, 460, 475, 575, 586, 760, 874, 920, 950, 1150, 1172, 1465, 1520, 1748, 1840, 1900, 2185, 2300, 2344, 2930, 3496, 3800, 4370, 4600, 4688, 5567, 5860, 6739, 6992, 7325, 7600, 8740, 9200, 10925, 11134, 11720, 13478, 14650, 17480, 21850, 22268, 23440, 26956, 27835, 29300, 33695, 34960, 43700, 44536, 53912, 55670, 58600, 67390, 87400, 89072, 107824, 111340, 117200, 128041, 134780, 139175, 168475, 174800, 222680, 256082, 269560, 278350, 336950, 445360, 512164, 539120, 556700, 640205, 673900, 1024328, 1113400, 1280410, 1347800, 2048656, 2226800, 2560820, 2695600, 3201025, 5121640, 6402050, 10243280, 12804100, 25608200, 51216400]

約数ペア:

[(1, 51216400), (2, 25608200), (4, 12804100), (5, 10243280), (8, 6402050), (10, 5121640), (16, 3201025), (19, 2695600), (20, 2560820), (23, 2226800), (25, 2048656), (38, 1347800), (40, 1280410), (46, 1113400), (50, 1024328), (76, 673900), (80, 640205), (92, 556700), (95, 539120), (100, 512164), (115, 445360), (152, 336950), (184, 278350), (190, 269560), (200, 256082), (230, 222680), (293, 174800), (304, 168475), (368, 139175), (380, 134780), (400, 128041), (437, 117200), (460, 111340), (475, 107824), (575, 89072), (586, 87400), (760, 67390), (874, 58600), (920, 55670), (950, 53912), (1150, 44536), (1172, 43700), (1465, 34960), (1520, 33695), (1748, 29300), (1840, 27835), (1900, 26956), (2185, 23440), (2300, 22268), (2344, 21850), (2930, 17480), (3496, 14650), (3800, 13478), (4370, 11720), (4600, 11134), (4688, 10925), (5567, 9200), (5860, 8740), (6739, 7600), (6992, 7325)]