520015760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{15971}}^1$

素因数の和:16032

約数の個数: 80

約数和(自身を含む): 1354681152

約数和(自身を除く): 834665392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2960, 3256, 4070, 6512, 8140, 15971, 16280, 31942, 32560, 63884, 79855, 127768, 159710, 175681, 255536, 319420, 351362, 590927, 638840, 702724, 878405, 1181854, 1277680, 1405448, 1756810, 2363708, 2810896, 2954635, 3513620, 4727416, 5909270, 6500197, 7027240, 9454832, 11818540, 13000394, 14054480, 23637080, 26000788, 32500985, 47274160, 52001576, 65001970, 104003152, 130003940, 260007880, 520015760]

約数ペア:

[(1, 520015760), (2, 260007880), (4, 130003940), (5, 104003152), (8, 65001970), (10, 52001576), (11, 47274160), (16, 32500985), (20, 26000788), (22, 23637080), (37, 14054480), (40, 13000394), (44, 11818540), (55, 9454832), (74, 7027240), (80, 6500197), (88, 5909270), (110, 4727416), (148, 3513620), (176, 2954635), (185, 2810896), (220, 2363708), (296, 1756810), (370, 1405448), (407, 1277680), (440, 1181854), (592, 878405), (740, 702724), (814, 638840), (880, 590927), (1480, 351362), (1628, 319420), (2035, 255536), (2960, 175681), (3256, 159710), (4070, 127768), (6512, 79855), (8140, 63884), (15971, 32560), (16280, 31942)]