76180340

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 163934400

約数和(自身を除く): 87754060

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 139, 268, 278, 335, 409, 556, 670, 695, 818, 1340, 1390, 1636, 2045, 2780, 4090, 8180, 9313, 18626, 27403, 37252, 46565, 54806, 56851, 93130, 109612, 113702, 137015, 186260, 227404, 274030, 284255, 548060, 568510, 1137020, 3809017, 7618034, 15236068, 19045085, 38090170, 76180340]

約数ペア:

[(1, 76180340), (2, 38090170), (4, 19045085), (5, 15236068), (10, 7618034), (20, 3809017), (67, 1137020), (134, 568510), (139, 548060), (268, 284255), (278, 274030), (335, 227404), (409, 186260), (556, 137015), (670, 113702), (695, 109612), (818, 93130), (1340, 56851), (1390, 54806), (1636, 46565), (2045, 37252), (2780, 27403), (4090, 18626), (8180, 9313)]