142640365

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4789}}^1$

素因数の和:4861

約数の個数: 32

約数和(自身を含む): 209687040

約数和(自身を除く): 67046675

約数列:

[1, 5, 7, 23, 35, 37, 115, 161, 185, 259, 805, 851, 1295, 4255, 4789, 5957, 23945, 29785, 33523, 110147, 167615, 177193, 550735, 771029, 885965, 1240351, 3855145, 4075439, 6201755, 20377195, 28528073, 142640365]

約数ペア:

[(1, 142640365), (5, 28528073), (7, 20377195), (23, 6201755), (35, 4075439), (37, 3855145), (115, 1240351), (161, 885965), (185, 771029), (259, 550735), (805, 177193), (851, 167615), (1295, 110147), (4255, 33523), (4789, 29785), (5957, 23945)]