64357693160

素因数分解:

$2^3\times 5^1\times {\mathrm{41161}}^1\times {\mathrm{39089}}^1$

素因数の和:80261

約数の個数: 32

約数和(自身を含む): 144812032200

約数和(自身を除く): 80454339040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 39089, 41161, 78178, 82322, 156356, 164644, 195445, 205805, 312712, 329288, 390890, 411610, 781780, 823220, 1563560, 1646440, 1608942329, 3217884658, 6435769316, 8044711645, 12871538632, 16089423290, 32178846580, 64357693160]

約数ペア:

[(1, 64357693160), (2, 32178846580), (4, 16089423290), (5, 12871538632), (8, 8044711645), (10, 6435769316), (20, 3217884658), (40, 1608942329), (39089, 1646440), (41161, 1563560), (78178, 823220), (82322, 781780), (156356, 411610), (164644, 390890), (195445, 329288), (205805, 312712)]