163989250

素因数分解:

$2^1\times 5^3\times {\mathrm{769}}^1\times {\mathrm{853}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 307747440

約数和(自身を除く): 143758190

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 769, 853, 1538, 1706, 3845, 4265, 7690, 8530, 19225, 21325, 38450, 42650, 96125, 106625, 192250, 213250, 655957, 1311914, 3279785, 6559570, 16398925, 32797850, 81994625, 163989250]

約数ペア:

[(1, 163989250), (2, 81994625), (5, 32797850), (10, 16398925), (25, 6559570), (50, 3279785), (125, 1311914), (250, 655957), (769, 213250), (853, 192250), (1538, 106625), (1706, 96125), (3845, 42650), (4265, 38450), (7690, 21325), (8530, 19225)]