49953420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25229}}^1$

素因数の和:25255

約数の個数: 72

約数和(自身を含む): 165306960

約数和(自身を除く): 115353540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 25229, 50458, 75687, 100916, 126145, 151374, 227061, 252290, 277519, 302748, 378435, 454122, 504580, 555038, 756870, 832557, 908244, 1110076, 1135305, 1387595, 1513740, 1665114, 2270610, 2497671, 2775190, 3330228, 4162785, 4541220, 4995342, 5550380, 8325570, 9990684, 12488355, 16651140, 24976710, 49953420]

約数ペア:

[(1, 49953420), (2, 24976710), (3, 16651140), (4, 12488355), (5, 9990684), (6, 8325570), (9, 5550380), (10, 4995342), (11, 4541220), (12, 4162785), (15, 3330228), (18, 2775190), (20, 2497671), (22, 2270610), (30, 1665114), (33, 1513740), (36, 1387595), (44, 1135305), (45, 1110076), (55, 908244), (60, 832557), (66, 756870), (90, 555038), (99, 504580), (110, 454122), (132, 378435), (165, 302748), (180, 277519), (198, 252290), (220, 227061), (330, 151374), (396, 126145), (495, 100916), (660, 75687), (990, 50458), (1980, 25229)]