26340990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 75116160

約数和(自身を除く): 48775170

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 29, 30, 34, 39, 51, 58, 65, 78, 85, 87, 102, 130, 137, 145, 170, 174, 195, 221, 255, 274, 290, 377, 390, 411, 435, 442, 493, 510, 663, 685, 754, 822, 870, 986, 1105, 1131, 1326, 1370, 1479, 1781, 1885, 2055, 2210, 2262, 2329, 2465, 2958, 3315, 3562, 3770, 3973, 4110, 4658, 4930, 5343, 5655, 6409, 6630, 6987, 7395, 7946, 8905, 10686, 11310, 11645, 11919, 12818, 13974, 14790, 17810, 19227, 19865, 23290, 23838, 26715, 30277, 32045, 34935, 38454, 39730, 51649, 53430, 59595, 60554, 64090, 67541, 69870, 90831, 96135, 103298, 119190, 135082, 151385, 154947, 181662, 192270, 202623, 258245, 302770, 309894, 337705, 405246, 454155, 516490, 675410, 774735, 878033, 908310, 1013115, 1549470, 1756066, 2026230, 2634099, 4390165, 5268198, 8780330, 13170495, 26340990]

約数ペア:

[(1, 26340990), (2, 13170495), (3, 8780330), (5, 5268198), (6, 4390165), (10, 2634099), (13, 2026230), (15, 1756066), (17, 1549470), (26, 1013115), (29, 908310), (30, 878033), (34, 774735), (39, 675410), (51, 516490), (58, 454155), (65, 405246), (78, 337705), (85, 309894), (87, 302770), (102, 258245), (130, 202623), (137, 192270), (145, 181662), (170, 154947), (174, 151385), (195, 135082), (221, 119190), (255, 103298), (274, 96135), (290, 90831), (377, 69870), (390, 67541), (411, 64090), (435, 60554), (442, 59595), (493, 53430), (510, 51649), (663, 39730), (685, 38454), (754, 34935), (822, 32045), (870, 30277), (986, 26715), (1105, 23838), (1131, 23290), (1326, 19865), (1370, 19227), (1479, 17810), (1781, 14790), (1885, 13974), (2055, 12818), (2210, 11919), (2262, 11645), (2329, 11310), (2465, 10686), (2958, 8905), (3315, 7946), (3562, 7395), (3770, 6987), (3973, 6630), (4110, 6409), (4658, 5655), (4930, 5343)]