85724080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{593}}^1$

素因数の和:758

約数の個数: 80

約数和(自身を含む): 216548640

約数和(自身を除く): 130824560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 139, 208, 260, 278, 520, 556, 593, 695, 1040, 1112, 1186, 1390, 1807, 2224, 2372, 2780, 2965, 3614, 4744, 5560, 5930, 7228, 7709, 9035, 9488, 11120, 11860, 14456, 15418, 18070, 23720, 28912, 30836, 36140, 38545, 47440, 61672, 72280, 77090, 82427, 123344, 144560, 154180, 164854, 308360, 329708, 412135, 616720, 659416, 824270, 1071551, 1318832, 1648540, 2143102, 3297080, 4286204, 5357755, 6594160, 8572408, 10715510, 17144816, 21431020, 42862040, 85724080]

約数ペア:

[(1, 85724080), (2, 42862040), (4, 21431020), (5, 17144816), (8, 10715510), (10, 8572408), (13, 6594160), (16, 5357755), (20, 4286204), (26, 3297080), (40, 2143102), (52, 1648540), (65, 1318832), (80, 1071551), (104, 824270), (130, 659416), (139, 616720), (208, 412135), (260, 329708), (278, 308360), (520, 164854), (556, 154180), (593, 144560), (695, 123344), (1040, 82427), (1112, 77090), (1186, 72280), (1390, 61672), (1807, 47440), (2224, 38545), (2372, 36140), (2780, 30836), (2965, 28912), (3614, 23720), (4744, 18070), (5560, 15418), (5930, 14456), (7228, 11860), (7709, 11120), (9035, 9488)]