64387400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:184

約数の個数: 192

約数和(自身を含む): 193380480

約数和(自身を除く): 128993080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 37, 40, 44, 50, 55, 56, 70, 74, 77, 88, 100, 110, 113, 140, 148, 154, 175, 185, 200, 220, 226, 259, 275, 280, 296, 308, 350, 370, 385, 407, 440, 452, 518, 550, 565, 616, 700, 740, 770, 791, 814, 904, 925, 1036, 1100, 1130, 1243, 1295, 1400, 1480, 1540, 1582, 1628, 1850, 1925, 2035, 2072, 2200, 2260, 2486, 2590, 2825, 2849, 3080, 3164, 3256, 3700, 3850, 3955, 4070, 4181, 4520, 4972, 5180, 5650, 5698, 6215, 6328, 6475, 7400, 7700, 7910, 8140, 8362, 8701, 9944, 10175, 10360, 11300, 11396, 12430, 12950, 14245, 15400, 15820, 16280, 16724, 17402, 19775, 20350, 20905, 22600, 22792, 24860, 25900, 28490, 29267, 31075, 31640, 33448, 34804, 39550, 40700, 41810, 43505, 45991, 49720, 51800, 56980, 58534, 62150, 69608, 71225, 79100, 81400, 83620, 87010, 91982, 104525, 113960, 117068, 124300, 142450, 146335, 158200, 167240, 174020, 183964, 209050, 217525, 229955, 234136, 248600, 284900, 292670, 321937, 348040, 367928, 418100, 435050, 459910, 569800, 585340, 643874, 731675, 836200, 870100, 919820, 1149775, 1170680, 1287748, 1463350, 1609685, 1740200, 1839640, 2299550, 2575496, 2926700, 3219370, 4599100, 5853400, 6438740, 8048425, 9198200, 12877480, 16096850, 32193700, 64387400]

約数ペア:

[(1, 64387400), (2, 32193700), (4, 16096850), (5, 12877480), (7, 9198200), (8, 8048425), (10, 6438740), (11, 5853400), (14, 4599100), (20, 3219370), (22, 2926700), (25, 2575496), (28, 2299550), (35, 1839640), (37, 1740200), (40, 1609685), (44, 1463350), (50, 1287748), (55, 1170680), (56, 1149775), (70, 919820), (74, 870100), (77, 836200), (88, 731675), (100, 643874), (110, 585340), (113, 569800), (140, 459910), (148, 435050), (154, 418100), (175, 367928), (185, 348040), (200, 321937), (220, 292670), (226, 284900), (259, 248600), (275, 234136), (280, 229955), (296, 217525), (308, 209050), (350, 183964), (370, 174020), (385, 167240), (407, 158200), (440, 146335), (452, 142450), (518, 124300), (550, 117068), (565, 113960), (616, 104525), (700, 91982), (740, 87010), (770, 83620), (791, 81400), (814, 79100), (904, 71225), (925, 69608), (1036, 62150), (1100, 58534), (1130, 56980), (1243, 51800), (1295, 49720), (1400, 45991), (1480, 43505), (1540, 41810), (1582, 40700), (1628, 39550), (1850, 34804), (1925, 33448), (2035, 31640), (2072, 31075), (2200, 29267), (2260, 28490), (2486, 25900), (2590, 24860), (2825, 22792), (2849, 22600), (3080, 20905), (3164, 20350), (3256, 19775), (3700, 17402), (3850, 16724), (3955, 16280), (4070, 15820), (4181, 15400), (4520, 14245), (4972, 12950), (5180, 12430), (5650, 11396), (5698, 11300), (6215, 10360), (6328, 10175), (6475, 9944), (7400, 8701), (7700, 8362), (7910, 8140)]