81857048

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16063}}^1$

素因数の和:16096

約数の個数: 48

約数和(自身を含む): 192286080

約数和(自身を除く): 110429032

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 16063, 32126, 64252, 112441, 128504, 208819, 224882, 417638, 449764, 787087, 835276, 899528, 1461733, 1574174, 1670552, 2923466, 3148348, 5846932, 6296696, 10232131, 11693864, 20464262, 40928524, 81857048]

約数ペア:

[(1, 81857048), (2, 40928524), (4, 20464262), (7, 11693864), (8, 10232131), (13, 6296696), (14, 5846932), (26, 3148348), (28, 2923466), (49, 1670552), (52, 1574174), (56, 1461733), (91, 899528), (98, 835276), (104, 787087), (182, 449764), (196, 417638), (364, 224882), (392, 208819), (637, 128504), (728, 112441), (1274, 64252), (2548, 32126), (5096, 16063)]