80496718820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3571283}}^1$

素因数の和:3571329

約数の個数: 72

約数和(自身を含む): 205191693504

約数和(自身を除く): 124694974684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4508, 5635, 11270, 22540, 3571283, 7142566, 14285132, 17856415, 24998981, 35712830, 49997962, 71425660, 82139509, 99995924, 124994905, 164279018, 174992867, 249989810, 328558036, 349985734, 410697545, 499979620, 574976563, 699971468, 821395090, 874964335, 1149953126, 1642790180, 1749928670, 2299906252, 2874882815, 3499857340, 4024835941, 5749765630, 8049671882, 11499531260, 16099343764, 20124179705, 40248359410, 80496718820]

約数ペア:

[(1, 80496718820), (2, 40248359410), (4, 20124179705), (5, 16099343764), (7, 11499531260), (10, 8049671882), (14, 5749765630), (20, 4024835941), (23, 3499857340), (28, 2874882815), (35, 2299906252), (46, 1749928670), (49, 1642790180), (70, 1149953126), (92, 874964335), (98, 821395090), (115, 699971468), (140, 574976563), (161, 499979620), (196, 410697545), (230, 349985734), (245, 328558036), (322, 249989810), (460, 174992867), (490, 164279018), (644, 124994905), (805, 99995924), (980, 82139509), (1127, 71425660), (1610, 49997962), (2254, 35712830), (3220, 24998981), (4508, 17856415), (5635, 14285132), (11270, 7142566), (22540, 3571283)]