90889292

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 177811200

約数和(自身を除く): 86921908

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 89, 164, 178, 356, 479, 533, 958, 1066, 1157, 1916, 2132, 2314, 3649, 4628, 6227, 7298, 12454, 14596, 19639, 24908, 39278, 42631, 47437, 78556, 85262, 94874, 170524, 189748, 255307, 510614, 554203, 1021228, 1108406, 1747871, 2216812, 3495742, 6991484, 22722323, 45444646, 90889292]

約数ペア:

[(1, 90889292), (2, 45444646), (4, 22722323), (13, 6991484), (26, 3495742), (41, 2216812), (52, 1747871), (82, 1108406), (89, 1021228), (164, 554203), (178, 510614), (356, 255307), (479, 189748), (533, 170524), (958, 94874), (1066, 85262), (1157, 78556), (1916, 47437), (2132, 42631), (2314, 39278), (3649, 24908), (4628, 19639), (6227, 14596), (7298, 12454)]