64740356

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{887}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 115468416

約数和(自身を除く): 50728060

約数列:

[1, 2, 4, 71, 142, 257, 284, 514, 887, 1028, 1774, 3548, 18247, 36494, 62977, 72988, 125954, 227959, 251908, 455918, 911836, 16185089, 32370178, 64740356]

約数ペア:

[(1, 64740356), (2, 32370178), (4, 16185089), (71, 911836), (142, 455918), (257, 251908), (284, 227959), (514, 125954), (887, 72988), (1028, 62977), (1774, 36494), (3548, 18247)]