78961600

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2903}}^1$

素因数の和:2942

約数の個数: 84

約数和(自身を含む): 205794864

約数和(自身を除く): 126833264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 136, 160, 170, 200, 272, 320, 340, 400, 425, 544, 680, 800, 850, 1088, 1360, 1600, 1700, 2720, 2903, 3400, 5440, 5806, 6800, 11612, 13600, 14515, 23224, 27200, 29030, 46448, 49351, 58060, 72575, 92896, 98702, 116120, 145150, 185792, 197404, 232240, 246755, 290300, 394808, 464480, 493510, 580600, 789616, 928960, 987020, 1161200, 1233775, 1579232, 1974040, 2322400, 2467550, 3158464, 3948080, 4644800, 4935100, 7896160, 9870200, 15792320, 19740400, 39480800, 78961600]

約数ペア:

[(1, 78961600), (2, 39480800), (4, 19740400), (5, 15792320), (8, 9870200), (10, 7896160), (16, 4935100), (17, 4644800), (20, 3948080), (25, 3158464), (32, 2467550), (34, 2322400), (40, 1974040), (50, 1579232), (64, 1233775), (68, 1161200), (80, 987020), (85, 928960), (100, 789616), (136, 580600), (160, 493510), (170, 464480), (200, 394808), (272, 290300), (320, 246755), (340, 232240), (400, 197404), (425, 185792), (544, 145150), (680, 116120), (800, 98702), (850, 92896), (1088, 72575), (1360, 58060), (1600, 49351), (1700, 46448), (2720, 29030), (2903, 27200), (3400, 23224), (5440, 14515), (5806, 13600), (6800, 11612)]