2648651000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{449}}^1$

素因数の和:834

約数の個数: 128

約数和(自身を含む): 6595992000

約数和(自身を除く): 3947341000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 125, 136, 170, 200, 250, 340, 347, 425, 449, 500, 680, 694, 850, 898, 1000, 1388, 1700, 1735, 1796, 2125, 2245, 2776, 3400, 3470, 3592, 4250, 4490, 5899, 6940, 7633, 8500, 8675, 8980, 11225, 11798, 13880, 15266, 17000, 17350, 17960, 22450, 23596, 29495, 30532, 34700, 38165, 43375, 44900, 47192, 56125, 58990, 61064, 69400, 76330, 86750, 89800, 112250, 117980, 147475, 152660, 155803, 173500, 190825, 224500, 235960, 294950, 305320, 311606, 347000, 381650, 449000, 589900, 623212, 737375, 763300, 779015, 954125, 1179800, 1246424, 1474750, 1526600, 1558030, 1908250, 2648651, 2949500, 3116060, 3816500, 3895075, 5297302, 5899000, 6232120, 7633000, 7790150, 10594604, 13243255, 15580300, 19475375, 21189208, 26486510, 31160600, 38950750, 52973020, 66216275, 77901500, 105946040, 132432550, 155803000, 264865100, 331081375, 529730200, 662162750, 1324325500, 2648651000]

約数ペア:

[(1, 2648651000), (2, 1324325500), (4, 662162750), (5, 529730200), (8, 331081375), (10, 264865100), (17, 155803000), (20, 132432550), (25, 105946040), (34, 77901500), (40, 66216275), (50, 52973020), (68, 38950750), (85, 31160600), (100, 26486510), (125, 21189208), (136, 19475375), (170, 15580300), (200, 13243255), (250, 10594604), (340, 7790150), (347, 7633000), (425, 6232120), (449, 5899000), (500, 5297302), (680, 3895075), (694, 3816500), (850, 3116060), (898, 2949500), (1000, 2648651), (1388, 1908250), (1700, 1558030), (1735, 1526600), (1796, 1474750), (2125, 1246424), (2245, 1179800), (2776, 954125), (3400, 779015), (3470, 763300), (3592, 737375), (4250, 623212), (4490, 589900), (5899, 449000), (6940, 381650), (7633, 347000), (8500, 311606), (8675, 305320), (8980, 294950), (11225, 235960), (11798, 224500), (13880, 190825), (15266, 173500), (17000, 155803), (17350, 152660), (17960, 147475), (22450, 117980), (23596, 112250), (29495, 89800), (30532, 86750), (34700, 76330), (38165, 69400), (43375, 61064), (44900, 58990), (47192, 56125)]