25293008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 58496256

約数和(自身を除く): 33203248

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 34, 46, 52, 68, 92, 104, 136, 184, 208, 221, 272, 299, 311, 368, 391, 442, 598, 622, 782, 884, 1196, 1244, 1564, 1768, 2392, 2488, 3128, 3536, 4043, 4784, 4976, 5083, 5287, 6256, 7153, 8086, 10166, 10574, 14306, 16172, 20332, 21148, 28612, 32344, 40664, 42296, 57224, 64688, 68731, 81328, 84592, 92989, 114448, 121601, 137462, 185978, 243202, 274924, 371956, 486404, 549848, 743912, 972808, 1099696, 1487824, 1580813, 1945616, 3161626, 6323252, 12646504, 25293008]

約数ペア:

[(1, 25293008), (2, 12646504), (4, 6323252), (8, 3161626), (13, 1945616), (16, 1580813), (17, 1487824), (23, 1099696), (26, 972808), (34, 743912), (46, 549848), (52, 486404), (68, 371956), (92, 274924), (104, 243202), (136, 185978), (184, 137462), (208, 121601), (221, 114448), (272, 92989), (299, 84592), (311, 81328), (368, 68731), (391, 64688), (442, 57224), (598, 42296), (622, 40664), (782, 32344), (884, 28612), (1196, 21148), (1244, 20332), (1564, 16172), (1768, 14306), (2392, 10574), (2488, 10166), (3128, 8086), (3536, 7153), (4043, 6256), (4784, 5287), (4976, 5083)]