51338980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 148925952

約数和(自身を除く): 97586972

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 37, 44, 53, 55, 68, 70, 74, 77, 85, 106, 110, 119, 140, 148, 154, 170, 185, 187, 212, 220, 238, 259, 265, 308, 340, 370, 371, 374, 385, 407, 476, 518, 530, 583, 595, 629, 740, 742, 748, 770, 814, 901, 935, 1036, 1060, 1166, 1190, 1258, 1295, 1309, 1484, 1540, 1628, 1802, 1855, 1870, 1961, 2035, 2332, 2380, 2516, 2590, 2618, 2849, 2915, 3145, 3604, 3710, 3740, 3922, 4070, 4081, 4403, 4505, 5180, 5236, 5698, 5830, 6290, 6307, 6545, 6919, 7420, 7844, 8140, 8162, 8806, 9010, 9805, 9911, 11396, 11660, 12580, 12614, 13090, 13727, 13838, 14245, 16324, 17612, 18020, 19610, 19822, 20405, 21571, 22015, 25228, 26180, 27454, 27676, 28490, 31535, 33337, 34595, 39220, 39644, 40810, 43142, 44030, 48433, 49555, 54908, 56980, 63070, 66674, 68635, 69190, 69377, 81620, 86284, 88060, 96866, 99110, 107855, 126140, 133348, 137270, 138380, 138754, 150997, 166685, 193732, 198220, 215710, 233359, 242165, 274540, 277508, 301994, 333370, 346885, 366707, 431420, 466718, 484330, 603988, 666740, 693770, 733414, 754985, 933436, 968660, 1166795, 1387540, 1466828, 1509970, 1833535, 2333590, 2566949, 3019940, 3667070, 4667180, 5133898, 7334140, 10267796, 12834745, 25669490, 51338980]

約数ペア:

[(1, 51338980), (2, 25669490), (4, 12834745), (5, 10267796), (7, 7334140), (10, 5133898), (11, 4667180), (14, 3667070), (17, 3019940), (20, 2566949), (22, 2333590), (28, 1833535), (34, 1509970), (35, 1466828), (37, 1387540), (44, 1166795), (53, 968660), (55, 933436), (68, 754985), (70, 733414), (74, 693770), (77, 666740), (85, 603988), (106, 484330), (110, 466718), (119, 431420), (140, 366707), (148, 346885), (154, 333370), (170, 301994), (185, 277508), (187, 274540), (212, 242165), (220, 233359), (238, 215710), (259, 198220), (265, 193732), (308, 166685), (340, 150997), (370, 138754), (371, 138380), (374, 137270), (385, 133348), (407, 126140), (476, 107855), (518, 99110), (530, 96866), (583, 88060), (595, 86284), (629, 81620), (740, 69377), (742, 69190), (748, 68635), (770, 66674), (814, 63070), (901, 56980), (935, 54908), (1036, 49555), (1060, 48433), (1166, 44030), (1190, 43142), (1258, 40810), (1295, 39644), (1309, 39220), (1484, 34595), (1540, 33337), (1628, 31535), (1802, 28490), (1855, 27676), (1870, 27454), (1961, 26180), (2035, 25228), (2332, 22015), (2380, 21571), (2516, 20405), (2590, 19822), (2618, 19610), (2849, 18020), (2915, 17612), (3145, 16324), (3604, 14245), (3710, 13838), (3740, 13727), (3922, 13090), (4070, 12614), (4081, 12580), (4403, 11660), (4505, 11396), (5180, 9911), (5236, 9805), (5698, 9010), (5830, 8806), (6290, 8162), (6307, 8140), (6545, 7844), (6919, 7420)]