65877968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{863}}^1$

素因数の和:1251

約数の個数: 40

約数和(自身を含む): 137991168

約数和(自身を除く): 72113200

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 367, 734, 863, 1468, 1726, 2936, 3452, 4771, 5872, 6904, 9542, 11219, 13808, 19084, 22438, 38168, 44876, 76336, 89752, 179504, 316721, 633442, 1266884, 2533768, 4117373, 5067536, 8234746, 16469492, 32938984, 65877968]

約数ペア:

[(1, 65877968), (2, 32938984), (4, 16469492), (8, 8234746), (13, 5067536), (16, 4117373), (26, 2533768), (52, 1266884), (104, 633442), (208, 316721), (367, 179504), (734, 89752), (863, 76336), (1468, 44876), (1726, 38168), (2936, 22438), (3452, 19084), (4771, 13808), (5872, 11219), (6904, 9542)]