91438020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5237}}^1$

素因数の和:5349

約数の個数: 72

約数和(自身を含む): 280274904

約数和(自身を除く): 188836884

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, 5237, 5820, 8730, 10474, 15711, 17460, 20948, 26185, 31422, 47133, 52370, 62844, 78555, 94266, 104740, 157110, 188532, 235665, 314220, 471330, 507989, 942660, 1015978, 1523967, 2031956, 2539945, 3047934, 4571901, 5079890, 6095868, 7619835, 9143802, 10159780, 15239670, 18287604, 22859505, 30479340, 45719010, 91438020]

約数ペア:

[(1, 91438020), (2, 45719010), (3, 30479340), (4, 22859505), (5, 18287604), (6, 15239670), (9, 10159780), (10, 9143802), (12, 7619835), (15, 6095868), (18, 5079890), (20, 4571901), (30, 3047934), (36, 2539945), (45, 2031956), (60, 1523967), (90, 1015978), (97, 942660), (180, 507989), (194, 471330), (291, 314220), (388, 235665), (485, 188532), (582, 157110), (873, 104740), (970, 94266), (1164, 78555), (1455, 62844), (1746, 52370), (1940, 47133), (2910, 31422), (3492, 26185), (4365, 20948), (5237, 17460), (5820, 15711), (8730, 10474)]