82868680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{39089}}^1$

素因数の和:39153

約数の個数: 32

約数和(自身を含む): 189977400

約数和(自身を除く): 107108720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 39089, 78178, 156356, 195445, 312712, 390890, 781780, 1563560, 2071717, 4143434, 8286868, 10358585, 16573736, 20717170, 41434340, 82868680]

約数ペア:

[(1, 82868680), (2, 41434340), (4, 20717170), (5, 16573736), (8, 10358585), (10, 8286868), (20, 4143434), (40, 2071717), (53, 1563560), (106, 781780), (212, 390890), (265, 312712), (424, 195445), (530, 156356), (1060, 78178), (2120, 39089)]