81251688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5827}}^1$

素因数の和:5926

約数の個数: 64

約数和(自身を含む): 234984960

約数和(自身を除く): 153733272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 166, 168, 249, 332, 498, 581, 664, 996, 1162, 1743, 1992, 2324, 3486, 4648, 5827, 6972, 11654, 13944, 17481, 23308, 34962, 40789, 46616, 69924, 81578, 122367, 139848, 163156, 244734, 326312, 483641, 489468, 967282, 978936, 1450923, 1934564, 2901846, 3385487, 3869128, 5803692, 6770974, 10156461, 11607384, 13541948, 20312922, 27083896, 40625844, 81251688]

約数ペア:

[(1, 81251688), (2, 40625844), (3, 27083896), (4, 20312922), (6, 13541948), (7, 11607384), (8, 10156461), (12, 6770974), (14, 5803692), (21, 3869128), (24, 3385487), (28, 2901846), (42, 1934564), (56, 1450923), (83, 978936), (84, 967282), (166, 489468), (168, 483641), (249, 326312), (332, 244734), (498, 163156), (581, 139848), (664, 122367), (996, 81578), (1162, 69924), (1743, 46616), (1992, 40789), (2324, 34962), (3486, 23308), (4648, 17481), (5827, 13944), (6972, 11654)]