64809136

素因数分解:

$2^4\times 7^1\times {\mathrm{277}}^1\times {\mathrm{2089}}^1$

素因数の和:2381

約数の個数: 40

約数和(自身を含む): 144092960

約数和(自身を除く): 79283824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 277, 554, 1108, 1939, 2089, 2216, 3878, 4178, 4432, 7756, 8356, 14623, 15512, 16712, 29246, 31024, 33424, 58492, 116984, 233968, 578653, 1157306, 2314612, 4050571, 4629224, 8101142, 9258448, 16202284, 32404568, 64809136]

約数ペア:

[(1, 64809136), (2, 32404568), (4, 16202284), (7, 9258448), (8, 8101142), (14, 4629224), (16, 4050571), (28, 2314612), (56, 1157306), (112, 578653), (277, 233968), (554, 116984), (1108, 58492), (1939, 33424), (2089, 31024), (2216, 29246), (3878, 16712), (4178, 15512), (4432, 14623), (7756, 8356)]