85711660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3823}}^1$

素因数の和:3910

約数の個数: 48

約数和(自身を含む): 192729600

約数和(自身を除く): 107017940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 3823, 4484, 5605, 7646, 11210, 15292, 19115, 22420, 38230, 72637, 76460, 145274, 225557, 290548, 363185, 451114, 726370, 902228, 1127785, 1452740, 2255570, 4285583, 4511140, 8571166, 17142332, 21427915, 42855830, 85711660]

約数ペア:

[(1, 85711660), (2, 42855830), (4, 21427915), (5, 17142332), (10, 8571166), (19, 4511140), (20, 4285583), (38, 2255570), (59, 1452740), (76, 1127785), (95, 902228), (118, 726370), (190, 451114), (236, 363185), (295, 290548), (380, 225557), (590, 145274), (1121, 76460), (1180, 72637), (2242, 38230), (3823, 22420), (4484, 19115), (5605, 15292), (7646, 11210)]