64809968

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{41759}}^1$

素因数の和:41864

約数の個数: 20

約数和(自身を含む): 126866880

約数和(自身を除く): 62056912

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 41759, 83518, 167036, 334072, 668144, 4050623, 8101246, 16202492, 32404984, 64809968]

約数ペア:

[(1, 64809968), (2, 32404984), (4, 16202492), (8, 8101246), (16, 4050623), (97, 668144), (194, 334072), (388, 167036), (776, 83518), (1552, 41759)]