326159504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 724775040

約数和(自身を除く): 398615536

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 197, 253, 368, 394, 409, 506, 788, 818, 1012, 1576, 1636, 2024, 2167, 3152, 3272, 4048, 4334, 4499, 4531, 6544, 8668, 8998, 9062, 9407, 17336, 17996, 18124, 18814, 34672, 35992, 36248, 37628, 49841, 71984, 72496, 75256, 80573, 99682, 103477, 150512, 161146, 199364, 206954, 322292, 398728, 413908, 644584, 797456, 827816, 886303, 1289168, 1655632, 1772606, 1853179, 3545212, 3706358, 7090424, 7412716, 14180848, 14825432, 20384969, 29650864, 40769938, 81539876, 163079752, 326159504]

約数ペア:

[(1, 326159504), (2, 163079752), (4, 81539876), (8, 40769938), (11, 29650864), (16, 20384969), (22, 14825432), (23, 14180848), (44, 7412716), (46, 7090424), (88, 3706358), (92, 3545212), (176, 1853179), (184, 1772606), (197, 1655632), (253, 1289168), (368, 886303), (394, 827816), (409, 797456), (506, 644584), (788, 413908), (818, 398728), (1012, 322292), (1576, 206954), (1636, 199364), (2024, 161146), (2167, 150512), (3152, 103477), (3272, 99682), (4048, 80573), (4334, 75256), (4499, 72496), (4531, 71984), (6544, 49841), (8668, 37628), (8998, 36248), (9062, 35992), (9407, 34672), (17336, 18814), (17996, 18124)]