80962020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4637}}^1$

素因数の和:4749

約数の個数: 72

約数和(自身を含む): 248170104

約数和(自身を除く): 167208084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 4637, 5820, 8730, 9274, 13911, 17460, 18548, 23185, 27822, 41733, 46370, 55644, 69555, 83466, 92740, 139110, 166932, 208665, 278220, 417330, 449789, 834660, 899578, 1349367, 1799156, 2248945, 2698734, 4048101, 4497890, 5397468, 6746835, 8096202, 8995780, 13493670, 16192404, 20240505, 26987340, 40481010, 80962020]

約数ペア:

[(1, 80962020), (2, 40481010), (3, 26987340), (4, 20240505), (5, 16192404), (6, 13493670), (9, 8995780), (10, 8096202), (12, 6746835), (15, 5397468), (18, 4497890), (20, 4048101), (30, 2698734), (36, 2248945), (45, 1799156), (60, 1349367), (90, 899578), (97, 834660), (180, 449789), (194, 417330), (291, 278220), (388, 208665), (485, 166932), (582, 139110), (873, 92740), (970, 83466), (1164, 69555), (1455, 55644), (1746, 46370), (1940, 41733), (2910, 27822), (3492, 23185), (4365, 18548), (4637, 17460), (5820, 13911), (8730, 9274)]