2525555440

素因数分解:

$2^4\times 5^1\times {\mathrm{4051}}^1\times {\mathrm{7793}}^1$

素因数の和:11857

約数の個数: 40

約数和(自身を含む): 5874119568

約数和(自身を除く): 3348564128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4051, 7793, 8102, 15586, 16204, 20255, 31172, 32408, 38965, 40510, 62344, 64816, 77930, 81020, 124688, 155860, 162040, 311720, 324080, 623440, 31569443, 63138886, 126277772, 157847215, 252555544, 315694430, 505111088, 631388860, 1262777720, 2525555440]

約数ペア:

[(1, 2525555440), (2, 1262777720), (4, 631388860), (5, 505111088), (8, 315694430), (10, 252555544), (16, 157847215), (20, 126277772), (40, 63138886), (80, 31569443), (4051, 623440), (7793, 324080), (8102, 311720), (15586, 162040), (16204, 155860), (20255, 124688), (31172, 81020), (32408, 77930), (38965, 64816), (40510, 62344)]