61782040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{23053}}^1$

素因数の和:23131

約数の個数: 32

約数和(自身を含む): 141090480

約数和(自身を除く): 79308440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 23053, 46106, 92212, 115265, 184424, 230530, 461060, 922120, 1544551, 3089102, 6178204, 7722755, 12356408, 15445510, 30891020, 61782040]

約数ペア:

[(1, 61782040), (2, 30891020), (4, 15445510), (5, 12356408), (8, 7722755), (10, 6178204), (20, 3089102), (40, 1544551), (67, 922120), (134, 461060), (268, 230530), (335, 184424), (536, 115265), (670, 92212), (1340, 46106), (2680, 23053)]