78319972

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{643}}^1\times {\mathrm{823}}^1$

素因数の和:1507

約数の個数: 24

約数和(自身を含む): 141154496

約数和(自身を除く): 62834524

約数列:

[1, 2, 4, 37, 74, 148, 643, 823, 1286, 1646, 2572, 3292, 23791, 30451, 47582, 60902, 95164, 121804, 529189, 1058378, 2116756, 19579993, 39159986, 78319972]

約数ペア:

[(1, 78319972), (2, 39159986), (4, 19579993), (37, 2116756), (74, 1058378), (148, 529189), (643, 121804), (823, 95164), (1286, 60902), (1646, 47582), (2572, 30451), (3292, 23791)]