91313860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 213496920

約数和(自身を除く): 122183060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 121, 194, 220, 242, 388, 389, 484, 485, 605, 778, 970, 1067, 1210, 1556, 1940, 1945, 2134, 2420, 3890, 4268, 4279, 5335, 7780, 8558, 10670, 11737, 17116, 21340, 21395, 23474, 37733, 42790, 46948, 47069, 58685, 75466, 85580, 94138, 117370, 150932, 188276, 188665, 234740, 235345, 377330, 415063, 470690, 754660, 830126, 941380, 1660252, 2075315, 4150630, 4565693, 8301260, 9131386, 18262772, 22828465, 45656930, 91313860]

約数ペア:

[(1, 91313860), (2, 45656930), (4, 22828465), (5, 18262772), (10, 9131386), (11, 8301260), (20, 4565693), (22, 4150630), (44, 2075315), (55, 1660252), (97, 941380), (110, 830126), (121, 754660), (194, 470690), (220, 415063), (242, 377330), (388, 235345), (389, 234740), (484, 188665), (485, 188276), (605, 150932), (778, 117370), (970, 94138), (1067, 85580), (1210, 75466), (1556, 58685), (1940, 47069), (1945, 46948), (2134, 42790), (2420, 37733), (3890, 23474), (4268, 21395), (4279, 21340), (5335, 17116), (7780, 11737), (8558, 10670)]