161749504

素因数分解:

$2^9\times 7^1\times {\mathrm{45131}}^1$

素因数の和:45156

約数の個数: 40

約数和(自身を含む): 369360288

約数和(自身を除く): 207610784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 45131, 90262, 180524, 315917, 361048, 631834, 722096, 1263668, 1444192, 2527336, 2888384, 5054672, 5776768, 10109344, 11553536, 20218688, 23107072, 40437376, 80874752, 161749504]

約数ペア:

[(1, 161749504), (2, 80874752), (4, 40437376), (7, 23107072), (8, 20218688), (14, 11553536), (16, 10109344), (28, 5776768), (32, 5054672), (56, 2888384), (64, 2527336), (112, 1444192), (128, 1263668), (224, 722096), (256, 631834), (448, 361048), (512, 315917), (896, 180524), (1792, 90262), (3584, 45131)]