66268520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{72031}}^1$

素因数の和:72065

約数の個数: 32

約数和(自身を含む): 155589120

約数和(自身を除く): 89320600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 72031, 144062, 288124, 360155, 576248, 720310, 1440620, 1656713, 2881240, 3313426, 6626852, 8283565, 13253704, 16567130, 33134260, 66268520]

約数ペア:

[(1, 66268520), (2, 33134260), (4, 16567130), (5, 13253704), (8, 8283565), (10, 6626852), (20, 3313426), (23, 2881240), (40, 1656713), (46, 1440620), (92, 720310), (115, 576248), (184, 360155), (230, 288124), (460, 144062), (920, 72031)]