55517020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 134064000

約数和(自身を除く): 78546980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 37, 52, 58, 65, 74, 116, 130, 145, 148, 185, 199, 260, 290, 370, 377, 398, 481, 580, 740, 754, 796, 962, 995, 1073, 1508, 1885, 1924, 1990, 2146, 2405, 2587, 3770, 3980, 4292, 4810, 5174, 5365, 5771, 7363, 7540, 9620, 10348, 10730, 11542, 12935, 13949, 14726, 21460, 23084, 25870, 27898, 28855, 29452, 36815, 51740, 55796, 57710, 69745, 73630, 75023, 95719, 115420, 139490, 147260, 150046, 191438, 213527, 278980, 300092, 375115, 382876, 427054, 478595, 750230, 854108, 957190, 1067635, 1500460, 1914380, 2135270, 2775851, 4270540, 5551702, 11103404, 13879255, 27758510, 55517020]

約数ペア:

[(1, 55517020), (2, 27758510), (4, 13879255), (5, 11103404), (10, 5551702), (13, 4270540), (20, 2775851), (26, 2135270), (29, 1914380), (37, 1500460), (52, 1067635), (58, 957190), (65, 854108), (74, 750230), (116, 478595), (130, 427054), (145, 382876), (148, 375115), (185, 300092), (199, 278980), (260, 213527), (290, 191438), (370, 150046), (377, 147260), (398, 139490), (481, 115420), (580, 95719), (740, 75023), (754, 73630), (796, 69745), (962, 57710), (995, 55796), (1073, 51740), (1508, 36815), (1885, 29452), (1924, 28855), (1990, 27898), (2146, 25870), (2405, 23084), (2587, 21460), (3770, 14726), (3980, 13949), (4292, 12935), (4810, 11542), (5174, 10730), (5365, 10348), (5771, 9620), (7363, 7540)]