85996840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 199584000

約数和(自身を除く): 113587160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 149, 188, 235, 298, 307, 376, 470, 596, 614, 745, 940, 1192, 1228, 1490, 1535, 1880, 2456, 2980, 3070, 5960, 6140, 7003, 12280, 14006, 14429, 28012, 28858, 35015, 45743, 56024, 57716, 70030, 72145, 91486, 115432, 140060, 144290, 182972, 228715, 280120, 288580, 365944, 457430, 577160, 914860, 1829720, 2149921, 4299842, 8599684, 10749605, 17199368, 21499210, 42998420, 85996840]

約数ペア:

[(1, 85996840), (2, 42998420), (4, 21499210), (5, 17199368), (8, 10749605), (10, 8599684), (20, 4299842), (40, 2149921), (47, 1829720), (94, 914860), (149, 577160), (188, 457430), (235, 365944), (298, 288580), (307, 280120), (376, 228715), (470, 182972), (596, 144290), (614, 140060), (745, 115432), (940, 91486), (1192, 72145), (1228, 70030), (1490, 57716), (1535, 56024), (1880, 45743), (2456, 35015), (2980, 28858), (3070, 28012), (5960, 14429), (6140, 14006), (7003, 12280)]