156980000

素因数分解:

$2^5\times 5^4\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:244

約数の個数: 120

約数和(自身を含む): 396772992

約数和(自身を除く): 239792992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 80, 94, 100, 125, 160, 167, 188, 200, 235, 250, 334, 376, 400, 470, 500, 625, 668, 752, 800, 835, 940, 1000, 1175, 1250, 1336, 1504, 1670, 1880, 2000, 2350, 2500, 2672, 3340, 3760, 4000, 4175, 4700, 5000, 5344, 5875, 6680, 7520, 7849, 8350, 9400, 10000, 11750, 13360, 15698, 16700, 18800, 20000, 20875, 23500, 26720, 29375, 31396, 33400, 37600, 39245, 41750, 47000, 58750, 62792, 66800, 78490, 83500, 94000, 104375, 117500, 125584, 133600, 156980, 167000, 188000, 196225, 208750, 235000, 251168, 313960, 334000, 392450, 417500, 470000, 627920, 668000, 784900, 835000, 940000, 981125, 1255840, 1569800, 1670000, 1962250, 3139600, 3340000, 3924500, 4905625, 6279200, 7849000, 9811250, 15698000, 19622500, 31396000, 39245000, 78490000, 156980000]

約数ペア:

[(1, 156980000), (2, 78490000), (4, 39245000), (5, 31396000), (8, 19622500), (10, 15698000), (16, 9811250), (20, 7849000), (25, 6279200), (32, 4905625), (40, 3924500), (47, 3340000), (50, 3139600), (80, 1962250), (94, 1670000), (100, 1569800), (125, 1255840), (160, 981125), (167, 940000), (188, 835000), (200, 784900), (235, 668000), (250, 627920), (334, 470000), (376, 417500), (400, 392450), (470, 334000), (500, 313960), (625, 251168), (668, 235000), (752, 208750), (800, 196225), (835, 188000), (940, 167000), (1000, 156980), (1175, 133600), (1250, 125584), (1336, 117500), (1504, 104375), (1670, 94000), (1880, 83500), (2000, 78490), (2350, 66800), (2500, 62792), (2672, 58750), (3340, 47000), (3760, 41750), (4000, 39245), (4175, 37600), (4700, 33400), (5000, 31396), (5344, 29375), (5875, 26720), (6680, 23500), (7520, 20875), (7849, 20000), (8350, 18800), (9400, 16700), (10000, 15698), (11750, 13360)]