56780000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:214

約数の個数: 120

約数和(自身を含む): 148789872

約数和(自身を除く): 92009872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 136, 160, 167, 170, 200, 250, 272, 334, 340, 400, 425, 500, 544, 625, 668, 680, 800, 835, 850, 1000, 1250, 1336, 1360, 1670, 1700, 2000, 2125, 2500, 2672, 2720, 2839, 3340, 3400, 4000, 4175, 4250, 5000, 5344, 5678, 6680, 6800, 8350, 8500, 10000, 10625, 11356, 13360, 13600, 14195, 16700, 17000, 20000, 20875, 21250, 22712, 26720, 28390, 33400, 34000, 41750, 42500, 45424, 56780, 66800, 68000, 70975, 83500, 85000, 90848, 104375, 113560, 133600, 141950, 167000, 170000, 208750, 227120, 283900, 334000, 340000, 354875, 417500, 454240, 567800, 668000, 709750, 835000, 1135600, 1419500, 1670000, 1774375, 2271200, 2839000, 3340000, 3548750, 5678000, 7097500, 11356000, 14195000, 28390000, 56780000]

約数ペア:

[(1, 56780000), (2, 28390000), (4, 14195000), (5, 11356000), (8, 7097500), (10, 5678000), (16, 3548750), (17, 3340000), (20, 2839000), (25, 2271200), (32, 1774375), (34, 1670000), (40, 1419500), (50, 1135600), (68, 835000), (80, 709750), (85, 668000), (100, 567800), (125, 454240), (136, 417500), (160, 354875), (167, 340000), (170, 334000), (200, 283900), (250, 227120), (272, 208750), (334, 170000), (340, 167000), (400, 141950), (425, 133600), (500, 113560), (544, 104375), (625, 90848), (668, 85000), (680, 83500), (800, 70975), (835, 68000), (850, 66800), (1000, 56780), (1250, 45424), (1336, 42500), (1360, 41750), (1670, 34000), (1700, 33400), (2000, 28390), (2125, 26720), (2500, 22712), (2672, 21250), (2720, 20875), (2839, 20000), (3340, 17000), (3400, 16700), (4000, 14195), (4175, 13600), (4250, 13360), (5000, 11356), (5344, 10625), (5678, 10000), (6680, 8500), (6800, 8350)]