77252740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{39821}}^1$

素因数の和:39927

約数の個数: 24

約数和(自身を含む): 163907352

約数和(自身を除く): 86654612

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 39821, 79642, 159284, 199105, 398210, 796420, 3862637, 7725274, 15450548, 19313185, 38626370, 77252740]

約数ペア:

[(1, 77252740), (2, 38626370), (4, 19313185), (5, 15450548), (10, 7725274), (20, 3862637), (97, 796420), (194, 398210), (388, 199105), (485, 159284), (970, 79642), (1940, 39821)]