85121680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{152003}}^1$

素因数の和:152023

約数の個数: 40

約数和(自身を含む): 226181952

約数和(自身を除く): 141060272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 152003, 304006, 608012, 760015, 1064021, 1216024, 1520030, 2128042, 2432048, 3040060, 4256084, 5320105, 6080120, 8512168, 10640210, 12160240, 17024336, 21280420, 42560840, 85121680]

約数ペア:

[(1, 85121680), (2, 42560840), (4, 21280420), (5, 17024336), (7, 12160240), (8, 10640210), (10, 8512168), (14, 6080120), (16, 5320105), (20, 4256084), (28, 3040060), (35, 2432048), (40, 2128042), (56, 1520030), (70, 1216024), (80, 1064021), (112, 760015), (140, 608012), (280, 304006), (560, 152003)]