68885560

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{8923}}^1$

素因数の和:9127

約数の個数: 32

約数和(自身を含む): 155813040

約数和(自身を除く): 86927480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 8923, 17846, 35692, 44615, 71384, 89230, 178460, 356920, 1722139, 3444278, 6888556, 8610695, 13777112, 17221390, 34442780, 68885560]

約数ペア:

[(1, 68885560), (2, 34442780), (4, 17221390), (5, 13777112), (8, 8610695), (10, 6888556), (20, 3444278), (40, 1722139), (193, 356920), (386, 178460), (772, 89230), (965, 71384), (1544, 44615), (1930, 35692), (3860, 17846), (7720, 8923)]