77072780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 166047840

約数和(自身を除く): 88975060

約数列:

[1, 2, 4, 5, 10, 20, 67, 113, 134, 226, 268, 335, 452, 509, 565, 670, 1018, 1130, 1340, 2036, 2260, 2545, 5090, 7571, 10180, 15142, 30284, 34103, 37855, 57517, 68206, 75710, 115034, 136412, 151420, 170515, 230068, 287585, 341030, 575170, 682060, 1150340, 3853639, 7707278, 15414556, 19268195, 38536390, 77072780]

約数ペア:

[(1, 77072780), (2, 38536390), (4, 19268195), (5, 15414556), (10, 7707278), (20, 3853639), (67, 1150340), (113, 682060), (134, 575170), (226, 341030), (268, 287585), (335, 230068), (452, 170515), (509, 151420), (565, 136412), (670, 115034), (1018, 75710), (1130, 68206), (1340, 57517), (2036, 37855), (2260, 34103), (2545, 30284), (5090, 15142), (7571, 10180)]