85243310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{89}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 165661200

約数和(自身を除く): 80417890

約数列:

[1, 2, 5, 10, 19, 38, 71, 89, 95, 142, 178, 190, 355, 445, 710, 890, 1349, 1691, 2698, 3382, 5041, 6319, 6745, 8455, 10082, 12638, 13490, 16910, 25205, 31595, 50410, 63190, 95779, 120061, 191558, 240122, 448649, 478895, 600305, 897298, 957790, 1200610, 2243245, 4486490, 8524331, 17048662, 42621655, 85243310]

約数ペア:

[(1, 85243310), (2, 42621655), (5, 17048662), (10, 8524331), (19, 4486490), (38, 2243245), (71, 1200610), (89, 957790), (95, 897298), (142, 600305), (178, 478895), (190, 448649), (355, 240122), (445, 191558), (710, 120061), (890, 95779), (1349, 63190), (1691, 50410), (2698, 31595), (3382, 25205), (5041, 16910), (6319, 13490), (6745, 12638), (8455, 10082)]