66365470

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1031}}^1$

素因数の和:1236

約数の個数: 32

約数和(自身を含む): 123270336

約数和(自身を除く): 56904866

約数列:

[1, 2, 5, 10, 41, 82, 157, 205, 314, 410, 785, 1031, 1570, 2062, 5155, 6437, 10310, 12874, 32185, 42271, 64370, 84542, 161867, 211355, 323734, 422710, 809335, 1618670, 6636547, 13273094, 33182735, 66365470]

約数ペア:

[(1, 66365470), (2, 33182735), (5, 13273094), (10, 6636547), (41, 1618670), (82, 809335), (157, 422710), (205, 323734), (314, 211355), (410, 161867), (785, 84542), (1031, 64370), (1570, 42271), (2062, 32185), (5155, 12874), (6437, 10310)]