666450850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{3623}}^1$

素因数の和:3931

約数の個数: 48

約数和(自身を含む): 1340039232

約数和(自身を除く): 673588382

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 283, 325, 566, 650, 1415, 2830, 3623, 3679, 7075, 7246, 7358, 14150, 18115, 18395, 36230, 36790, 47099, 90575, 91975, 94198, 181150, 183950, 235495, 470990, 1025309, 1177475, 2050618, 2354950, 5126545, 10253090, 13329017, 25632725, 26658034, 51265450, 66645085, 133290170, 333225425, 666450850]

約数ペア:

[(1, 666450850), (2, 333225425), (5, 133290170), (10, 66645085), (13, 51265450), (25, 26658034), (26, 25632725), (50, 13329017), (65, 10253090), (130, 5126545), (283, 2354950), (325, 2050618), (566, 1177475), (650, 1025309), (1415, 470990), (2830, 235495), (3623, 183950), (3679, 181150), (7075, 94198), (7246, 91975), (7358, 90575), (14150, 47099), (18115, 36790), (18395, 36230)]