81444308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 159969600

約数和(自身を除く): 78525292

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 137, 229, 236, 274, 458, 548, 649, 916, 1298, 1507, 2519, 2596, 3014, 5038, 6028, 8083, 10076, 13511, 16166, 27022, 31373, 32332, 54044, 62746, 88913, 125492, 148621, 177826, 297242, 345103, 355652, 594484, 690206, 1380412, 1851007, 3702014, 7404028, 20361077, 40722154, 81444308]

約数ペア:

[(1, 81444308), (2, 40722154), (4, 20361077), (11, 7404028), (22, 3702014), (44, 1851007), (59, 1380412), (118, 690206), (137, 594484), (229, 355652), (236, 345103), (274, 297242), (458, 177826), (548, 148621), (649, 125492), (916, 88913), (1298, 62746), (1507, 54044), (2519, 32332), (2596, 31373), (3014, 27022), (5038, 16166), (6028, 13511), (8083, 10076)]