542477260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{39367}}^1$

素因数の和:39442

約数の個数: 48

約数和(自身を含む): 1250012736

約数和(自身を除く): 707535476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 39367, 78734, 157468, 196835, 393670, 511771, 787340, 1023542, 2047084, 2086451, 2558855, 4172902, 5117710, 8345804, 10235420, 10432255, 20864510, 27123863, 41729020, 54247726, 108495452, 135619315, 271238630, 542477260]

約数ペア:

[(1, 542477260), (2, 271238630), (4, 135619315), (5, 108495452), (10, 54247726), (13, 41729020), (20, 27123863), (26, 20864510), (52, 10432255), (53, 10235420), (65, 8345804), (106, 5117710), (130, 4172902), (212, 2558855), (260, 2086451), (265, 2047084), (530, 1023542), (689, 787340), (1060, 511771), (1378, 393670), (2756, 196835), (3445, 157468), (6890, 78734), (13780, 39367)]