858708656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{419}}^1$

素因数の和:666

約数の個数: 80

約数和(自身を含む): 1837382400

約数和(自身を除く): 978673744

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 167, 208, 236, 334, 419, 472, 668, 767, 838, 944, 1336, 1534, 1676, 2171, 2672, 3068, 3352, 4342, 5447, 6136, 6704, 8684, 9853, 10894, 12272, 17368, 19706, 21788, 24721, 34736, 39412, 43576, 49442, 69973, 78824, 87152, 98884, 128089, 139946, 157648, 197768, 256178, 279892, 321373, 395536, 512356, 559784, 642746, 909649, 1024712, 1119568, 1285492, 1819298, 2049424, 2570984, 3638596, 4128407, 5141968, 7277192, 8256814, 14554384, 16513628, 33027256, 53669291, 66054512, 107338582, 214677164, 429354328, 858708656]

約数ペア:

[(1, 858708656), (2, 429354328), (4, 214677164), (8, 107338582), (13, 66054512), (16, 53669291), (26, 33027256), (52, 16513628), (59, 14554384), (104, 8256814), (118, 7277192), (167, 5141968), (208, 4128407), (236, 3638596), (334, 2570984), (419, 2049424), (472, 1819298), (668, 1285492), (767, 1119568), (838, 1024712), (944, 909649), (1336, 642746), (1534, 559784), (1676, 512356), (2171, 395536), (2672, 321373), (3068, 279892), (3352, 256178), (4342, 197768), (5447, 157648), (6136, 139946), (6704, 128089), (8684, 98884), (9853, 87152), (10894, 78824), (12272, 69973), (17368, 49442), (19706, 43576), (21788, 39412), (24721, 34736)]