81012144

素因数分解:

$2^4\times 3^1\times {\mathrm{641}}^1\times {\mathrm{2633}}^1$

素因数の和:3285

約数の個数: 40

約数和(自身を含む): 209687472

約数和(自身を除く): 128675328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 641, 1282, 1923, 2564, 2633, 3846, 5128, 5266, 7692, 7899, 10256, 10532, 15384, 15798, 21064, 30768, 31596, 42128, 63192, 126384, 1687753, 3375506, 5063259, 6751012, 10126518, 13502024, 20253036, 27004048, 40506072, 81012144]

約数ペア:

[(1, 81012144), (2, 40506072), (3, 27004048), (4, 20253036), (6, 13502024), (8, 10126518), (12, 6751012), (16, 5063259), (24, 3375506), (48, 1687753), (641, 126384), (1282, 63192), (1923, 42128), (2564, 31596), (2633, 30768), (3846, 21064), (5128, 15798), (5266, 15384), (7692, 10532), (7899, 10256)]