81032820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122777}}^1$

素因数の和:122800

約数の個数: 48

約数和(自身を含む): 247520448

約数和(自身を除く): 166487628

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 122777, 245554, 368331, 491108, 613885, 736662, 1227770, 1350547, 1473324, 1841655, 2455540, 2701094, 3683310, 4051641, 5402188, 6752735, 7366620, 8103282, 13505470, 16206564, 20258205, 27010940, 40516410, 81032820]

約数ペア:

[(1, 81032820), (2, 40516410), (3, 27010940), (4, 20258205), (5, 16206564), (6, 13505470), (10, 8103282), (11, 7366620), (12, 6752735), (15, 5402188), (20, 4051641), (22, 3683310), (30, 2701094), (33, 2455540), (44, 1841655), (55, 1473324), (60, 1350547), (66, 1227770), (110, 736662), (132, 613885), (165, 491108), (220, 368331), (330, 245554), (660, 122777)]