68937560

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6553}}^1$

素因数の和:6827

約数の個数: 32

約数和(自身を含む): 155723040

約数和(自身を除く): 86785480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 6553, 10520, 13106, 26212, 32765, 52424, 65530, 131060, 262120, 1723439, 3446878, 6893756, 8617195, 13787512, 17234390, 34468780, 68937560]

約数ペア:

[(1, 68937560), (2, 34468780), (4, 17234390), (5, 13787512), (8, 8617195), (10, 6893756), (20, 3446878), (40, 1723439), (263, 262120), (526, 131060), (1052, 65530), (1315, 52424), (2104, 32765), (2630, 26212), (5260, 13106), (6553, 10520)]