128380688

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{2161}}^1$

素因数の和:2295

約数の個数: 40

約数和(自身を含む): 257364480

約数和(自身を除く): 128983792

約数列:

[1, 2, 4, 8, 16, 47, 79, 94, 158, 188, 316, 376, 632, 752, 1264, 2161, 3713, 4322, 7426, 8644, 14852, 17288, 29704, 34576, 59408, 101567, 170719, 203134, 341438, 406268, 682876, 812536, 1365752, 1625072, 2731504, 8023793, 16047586, 32095172, 64190344, 128380688]

約数ペア:

[(1, 128380688), (2, 64190344), (4, 32095172), (8, 16047586), (16, 8023793), (47, 2731504), (79, 1625072), (94, 1365752), (158, 812536), (188, 682876), (316, 406268), (376, 341438), (632, 203134), (752, 170719), (1264, 101567), (2161, 59408), (3713, 34576), (4322, 29704), (7426, 17288), (8644, 14852)]