25579620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12919}}^1$

素因数の和:12945

約数の個数: 72

約数和(自身を含む): 84651840

約数和(自身を除く): 59072220

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, 12919, 25838, 38757, 51676, 64595, 77514, 116271, 129190, 142109, 155028, 193785, 232542, 258380, 284218, 387570, 426327, 465084, 568436, 581355, 710545, 775140, 852654, 1162710, 1278981, 1421090, 1705308, 2131635, 2325420, 2557962, 2842180, 4263270, 5115924, 6394905, 8526540, 12789810, 25579620]

約数ペア:

[(1, 25579620), (2, 12789810), (3, 8526540), (4, 6394905), (5, 5115924), (6, 4263270), (9, 2842180), (10, 2557962), (11, 2325420), (12, 2131635), (15, 1705308), (18, 1421090), (20, 1278981), (22, 1162710), (30, 852654), (33, 775140), (36, 710545), (44, 581355), (45, 568436), (55, 465084), (60, 426327), (66, 387570), (90, 284218), (99, 258380), (110, 232542), (132, 193785), (165, 155028), (180, 142109), (198, 129190), (220, 116271), (330, 77514), (396, 64595), (495, 51676), (660, 38757), (990, 25838), (1980, 12919)]