66113260

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 143138016

約数和(自身を除く): 77024756

約数列:

[1, 2, 4, 5, 10, 20, 53, 97, 106, 194, 212, 265, 388, 485, 530, 643, 970, 1060, 1286, 1940, 2572, 3215, 5141, 6430, 10282, 12860, 20564, 25705, 34079, 51410, 62371, 68158, 102820, 124742, 136316, 170395, 249484, 311855, 340790, 623710, 681580, 1247420, 3305663, 6611326, 13222652, 16528315, 33056630, 66113260]

約数ペア:

[(1, 66113260), (2, 33056630), (4, 16528315), (5, 13222652), (10, 6611326), (20, 3305663), (53, 1247420), (97, 681580), (106, 623710), (194, 340790), (212, 311855), (265, 249484), (388, 170395), (485, 136316), (530, 124742), (643, 102820), (970, 68158), (1060, 62371), (1286, 51410), (1940, 34079), (2572, 25705), (3215, 20564), (5141, 12860), (6430, 10282)]