78859640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{85717}}^1$

素因数の和:85751

約数の個数: 32

約数和(自身を含む): 185150880

約数和(自身を除く): 106291240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 85717, 171434, 342868, 428585, 685736, 857170, 1714340, 1971491, 3428680, 3942982, 7885964, 9857455, 15771928, 19714910, 39429820, 78859640]

約数ペア:

[(1, 78859640), (2, 39429820), (4, 19714910), (5, 15771928), (8, 9857455), (10, 7885964), (20, 3942982), (23, 3428680), (40, 1971491), (46, 1714340), (92, 857170), (115, 685736), (184, 428585), (230, 342868), (460, 171434), (920, 85717)]