81078712

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:437

約数の個数: 96

約数和(自身を含む): 191041200

約数和(自身を除く): 109962488

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 121, 136, 143, 187, 221, 242, 286, 374, 379, 442, 484, 572, 748, 758, 884, 968, 1144, 1496, 1516, 1573, 1768, 2057, 2431, 3032, 3146, 4114, 4169, 4862, 4927, 6292, 6443, 8228, 8338, 9724, 9854, 12584, 12886, 16456, 16676, 19448, 19708, 25772, 26741, 33352, 39416, 45859, 51544, 53482, 54197, 70873, 83759, 91718, 106964, 108394, 141746, 167518, 183436, 213928, 216788, 283492, 335036, 366872, 433576, 566984, 596167, 670072, 779603, 921349, 1192334, 1559206, 1842698, 2384668, 3118412, 3685396, 4769336, 6236824, 7370792, 10134839, 20269678, 40539356, 81078712]

約数ペア:

[(1, 81078712), (2, 40539356), (4, 20269678), (8, 10134839), (11, 7370792), (13, 6236824), (17, 4769336), (22, 3685396), (26, 3118412), (34, 2384668), (44, 1842698), (52, 1559206), (68, 1192334), (88, 921349), (104, 779603), (121, 670072), (136, 596167), (143, 566984), (187, 433576), (221, 366872), (242, 335036), (286, 283492), (374, 216788), (379, 213928), (442, 183436), (484, 167518), (572, 141746), (748, 108394), (758, 106964), (884, 91718), (968, 83759), (1144, 70873), (1496, 54197), (1516, 53482), (1573, 51544), (1768, 45859), (2057, 39416), (2431, 33352), (3032, 26741), (3146, 25772), (4114, 19708), (4169, 19448), (4862, 16676), (4927, 16456), (6292, 12886), (6443, 12584), (8228, 9854), (8338, 9724)]