80706280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{38069}}^1$

素因数の和:38133

約数の個数: 32

約数和(自身を含む): 185020200

約数和(自身を除く): 104313920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 38069, 76138, 152276, 190345, 304552, 380690, 761380, 1522760, 2017657, 4035314, 8070628, 10088285, 16141256, 20176570, 40353140, 80706280]

約数ペア:

[(1, 80706280), (2, 40353140), (4, 20176570), (5, 16141256), (8, 10088285), (10, 8070628), (20, 4035314), (40, 2017657), (53, 1522760), (106, 761380), (212, 380690), (265, 304552), (424, 190345), (530, 152276), (1060, 76138), (2120, 38069)]