64937600

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:267

約数の個数: 192

約数和(自身を含む): 198320640

約数和(自身を除く): 133383040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 128, 130, 140, 160, 175, 182, 200, 208, 223, 224, 260, 280, 320, 325, 350, 364, 400, 416, 446, 448, 455, 520, 560, 640, 650, 700, 728, 800, 832, 892, 896, 910, 1040, 1115, 1120, 1300, 1400, 1456, 1561, 1600, 1664, 1784, 1820, 2080, 2230, 2240, 2275, 2600, 2800, 2899, 2912, 3122, 3200, 3568, 3640, 4160, 4460, 4480, 4550, 5200, 5575, 5600, 5798, 5824, 6244, 7136, 7280, 7805, 8320, 8920, 9100, 10400, 11150, 11200, 11596, 11648, 12488, 14272, 14495, 14560, 15610, 17840, 18200, 20293, 20800, 22300, 22400, 23192, 24976, 28544, 28990, 29120, 31220, 35680, 36400, 39025, 40586, 41600, 44600, 46384, 49952, 57980, 58240, 62440, 71360, 72475, 72800, 78050, 81172, 89200, 92768, 99904, 101465, 115960, 124880, 142720, 144950, 145600, 156100, 162344, 178400, 185536, 199808, 202930, 231920, 249760, 289900, 291200, 312200, 324688, 356800, 371072, 405860, 463840, 499520, 507325, 579800, 624400, 649376, 713600, 811720, 927680, 999040, 1014650, 1159600, 1248800, 1298752, 1623440, 1855360, 2029300, 2319200, 2497600, 2597504, 3246880, 4058600, 4638400, 4995200, 6493760, 8117200, 9276800, 12987520, 16234400, 32468800, 64937600]

約数ペア:

[(1, 64937600), (2, 32468800), (4, 16234400), (5, 12987520), (7, 9276800), (8, 8117200), (10, 6493760), (13, 4995200), (14, 4638400), (16, 4058600), (20, 3246880), (25, 2597504), (26, 2497600), (28, 2319200), (32, 2029300), (35, 1855360), (40, 1623440), (50, 1298752), (52, 1248800), (56, 1159600), (64, 1014650), (65, 999040), (70, 927680), (80, 811720), (91, 713600), (100, 649376), (104, 624400), (112, 579800), (128, 507325), (130, 499520), (140, 463840), (160, 405860), (175, 371072), (182, 356800), (200, 324688), (208, 312200), (223, 291200), (224, 289900), (260, 249760), (280, 231920), (320, 202930), (325, 199808), (350, 185536), (364, 178400), (400, 162344), (416, 156100), (446, 145600), (448, 144950), (455, 142720), (520, 124880), (560, 115960), (640, 101465), (650, 99904), (700, 92768), (728, 89200), (800, 81172), (832, 78050), (892, 72800), (896, 72475), (910, 71360), (1040, 62440), (1115, 58240), (1120, 57980), (1300, 49952), (1400, 46384), (1456, 44600), (1561, 41600), (1600, 40586), (1664, 39025), (1784, 36400), (1820, 35680), (2080, 31220), (2230, 29120), (2240, 28990), (2275, 28544), (2600, 24976), (2800, 23192), (2899, 22400), (2912, 22300), (3122, 20800), (3200, 20293), (3568, 18200), (3640, 17840), (4160, 15610), (4460, 14560), (4480, 14495), (4550, 14272), (5200, 12488), (5575, 11648), (5600, 11596), (5798, 11200), (5824, 11150), (6244, 10400), (7136, 9100), (7280, 8920), (7805, 8320)]