999123200

素因数分解:

$2^8\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1459}}^1$

素因数の和:1592

約数の個数: 108

約数和(自身を含む): 2497808880

約数和(自身を除く): 1498685680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 107, 128, 160, 200, 214, 256, 320, 400, 428, 535, 640, 800, 856, 1070, 1280, 1459, 1600, 1712, 2140, 2675, 2918, 3200, 3424, 4280, 5350, 5836, 6400, 6848, 7295, 8560, 10700, 11672, 13696, 14590, 17120, 21400, 23344, 27392, 29180, 34240, 36475, 42800, 46688, 58360, 68480, 72950, 85600, 93376, 116720, 136960, 145900, 156113, 171200, 186752, 233440, 291800, 312226, 342400, 373504, 466880, 583600, 624452, 684800, 780565, 933760, 1167200, 1248904, 1561130, 1867520, 2334400, 2497808, 3122260, 3902825, 4668800, 4995616, 6244520, 7805650, 9337600, 9991232, 12489040, 15611300, 19982464, 24978080, 31222600, 39964928, 49956160, 62445200, 99912320, 124890400, 199824640, 249780800, 499561600, 999123200]

約数ペア:

[(1, 999123200), (2, 499561600), (4, 249780800), (5, 199824640), (8, 124890400), (10, 99912320), (16, 62445200), (20, 49956160), (25, 39964928), (32, 31222600), (40, 24978080), (50, 19982464), (64, 15611300), (80, 12489040), (100, 9991232), (107, 9337600), (128, 7805650), (160, 6244520), (200, 4995616), (214, 4668800), (256, 3902825), (320, 3122260), (400, 2497808), (428, 2334400), (535, 1867520), (640, 1561130), (800, 1248904), (856, 1167200), (1070, 933760), (1280, 780565), (1459, 684800), (1600, 624452), (1712, 583600), (2140, 466880), (2675, 373504), (2918, 342400), (3200, 312226), (3424, 291800), (4280, 233440), (5350, 186752), (5836, 171200), (6400, 156113), (6848, 145900), (7295, 136960), (8560, 116720), (10700, 93376), (11672, 85600), (13696, 72950), (14590, 68480), (17120, 58360), (21400, 46688), (23344, 42800), (27392, 36475), (29180, 34240)]