64981504

素因数分解:

$2^9\times 7^1\times {\mathrm{18131}}^1$

素因数の和:18156

約数の個数: 40

約数和(自身を含む): 148392288

約数和(自身を除く): 83410784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 18131, 36262, 72524, 126917, 145048, 253834, 290096, 507668, 580192, 1015336, 1160384, 2030672, 2320768, 4061344, 4641536, 8122688, 9283072, 16245376, 32490752, 64981504]

約数ペア:

[(1, 64981504), (2, 32490752), (4, 16245376), (7, 9283072), (8, 8122688), (14, 4641536), (16, 4061344), (28, 2320768), (32, 2030672), (56, 1160384), (64, 1015336), (112, 580192), (128, 507668), (224, 290096), (256, 253834), (448, 145048), (512, 126917), (896, 72524), (1792, 36262), (3584, 18131)]