2141750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 4324320

約数和(自身を除く): 2182570

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 659, 1318, 1625, 3250, 3295, 6590, 8567, 16475, 17134, 32950, 42835, 82375, 85670, 164750, 214175, 428350, 1070875, 2141750]

約数ペア:

[(1, 2141750), (2, 1070875), (5, 428350), (10, 214175), (13, 164750), (25, 85670), (26, 82375), (50, 42835), (65, 32950), (125, 17134), (130, 16475), (250, 8567), (325, 6590), (650, 3295), (659, 3250), (1318, 1625)]