87510040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{32653}}^1$

素因数の和:32731

約数の個数: 32

約数和(自身を含む): 199842480

約数和(自身を除く): 112332440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 32653, 65306, 130612, 163265, 261224, 326530, 653060, 1306120, 2187751, 4375502, 8751004, 10938755, 17502008, 21877510, 43755020, 87510040]

約数ペア:

[(1, 87510040), (2, 43755020), (4, 21877510), (5, 17502008), (8, 10938755), (10, 8751004), (20, 4375502), (40, 2187751), (67, 1306120), (134, 653060), (268, 326530), (335, 261224), (536, 163265), (670, 130612), (1340, 65306), (2680, 32653)]