64733968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2239}}^1$

素因数の和:2399

約数の個数: 40

約数和(自身を含む): 136102400

約数和(自身を除く): 71368432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 2239, 3614, 4478, 7228, 8956, 14456, 17912, 28912, 29107, 35824, 58214, 116428, 232856, 311221, 465712, 622442, 1244884, 2489768, 4045873, 4979536, 8091746, 16183492, 32366984, 64733968]

約数ペア:

[(1, 64733968), (2, 32366984), (4, 16183492), (8, 8091746), (13, 4979536), (16, 4045873), (26, 2489768), (52, 1244884), (104, 622442), (139, 465712), (208, 311221), (278, 232856), (556, 116428), (1112, 58214), (1807, 35824), (2224, 29107), (2239, 28912), (3614, 17912), (4478, 14456), (7228, 8956)]