43180000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:174

約数の個数: 120

約数和(自身を含む): 113363712

約数和(自身を除く): 70183712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 127, 136, 160, 170, 200, 250, 254, 272, 340, 400, 425, 500, 508, 544, 625, 635, 680, 800, 850, 1000, 1016, 1250, 1270, 1360, 1700, 2000, 2032, 2125, 2159, 2500, 2540, 2720, 3175, 3400, 4000, 4064, 4250, 4318, 5000, 5080, 6350, 6800, 8500, 8636, 10000, 10160, 10625, 10795, 12700, 13600, 15875, 17000, 17272, 20000, 20320, 21250, 21590, 25400, 31750, 34000, 34544, 42500, 43180, 50800, 53975, 63500, 68000, 69088, 79375, 85000, 86360, 101600, 107950, 127000, 158750, 170000, 172720, 215900, 254000, 269875, 317500, 340000, 345440, 431800, 508000, 539750, 635000, 863600, 1079500, 1270000, 1349375, 1727200, 2159000, 2540000, 2698750, 4318000, 5397500, 8636000, 10795000, 21590000, 43180000]

約数ペア:

[(1, 43180000), (2, 21590000), (4, 10795000), (5, 8636000), (8, 5397500), (10, 4318000), (16, 2698750), (17, 2540000), (20, 2159000), (25, 1727200), (32, 1349375), (34, 1270000), (40, 1079500), (50, 863600), (68, 635000), (80, 539750), (85, 508000), (100, 431800), (125, 345440), (127, 340000), (136, 317500), (160, 269875), (170, 254000), (200, 215900), (250, 172720), (254, 170000), (272, 158750), (340, 127000), (400, 107950), (425, 101600), (500, 86360), (508, 85000), (544, 79375), (625, 69088), (635, 68000), (680, 63500), (800, 53975), (850, 50800), (1000, 43180), (1016, 42500), (1250, 34544), (1270, 34000), (1360, 31750), (1700, 25400), (2000, 21590), (2032, 21250), (2125, 20320), (2159, 20000), (2500, 17272), (2540, 17000), (2720, 15875), (3175, 13600), (3400, 12700), (4000, 10795), (4064, 10625), (4250, 10160), (4318, 10000), (5000, 8636), (5080, 8500), (6350, 6800)]