85681000

素因数分解:

$2^3\times 5^3\times {\mathrm{47}}^1\times {\mathrm{1823}}^1$

素因数の和:1891

約数の個数: 64

約数和(自身を含む): 204871680

約数和(自身を除く): 119190680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 125, 188, 200, 235, 250, 376, 470, 500, 940, 1000, 1175, 1823, 1880, 2350, 3646, 4700, 5875, 7292, 9115, 9400, 11750, 14584, 18230, 23500, 36460, 45575, 47000, 72920, 85681, 91150, 171362, 182300, 227875, 342724, 364600, 428405, 455750, 685448, 856810, 911500, 1713620, 1823000, 2142025, 3427240, 4284050, 8568100, 10710125, 17136200, 21420250, 42840500, 85681000]

約数ペア:

[(1, 85681000), (2, 42840500), (4, 21420250), (5, 17136200), (8, 10710125), (10, 8568100), (20, 4284050), (25, 3427240), (40, 2142025), (47, 1823000), (50, 1713620), (94, 911500), (100, 856810), (125, 685448), (188, 455750), (200, 428405), (235, 364600), (250, 342724), (376, 227875), (470, 182300), (500, 171362), (940, 91150), (1000, 85681), (1175, 72920), (1823, 47000), (1880, 45575), (2350, 36460), (3646, 23500), (4700, 18230), (5875, 14584), (7292, 11750), (9115, 9400)]