77664560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42209}}^1$

素因数の和:42245

約数の個数: 40

約数和(自身を含む): 188425440

約数和(自身を除く): 110760880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 42209, 84418, 168836, 211045, 337672, 422090, 675344, 844180, 970807, 1688360, 1941614, 3376720, 3883228, 4854035, 7766456, 9708070, 15532912, 19416140, 38832280, 77664560]

約数ペア:

[(1, 77664560), (2, 38832280), (4, 19416140), (5, 15532912), (8, 9708070), (10, 7766456), (16, 4854035), (20, 3883228), (23, 3376720), (40, 1941614), (46, 1688360), (80, 970807), (92, 844180), (115, 675344), (184, 422090), (230, 337672), (368, 211045), (460, 168836), (920, 84418), (1840, 42209)]