68078945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{39929}}^1$

素因数の和:39976

約数の個数: 16

約数和(自身を含む): 91998720

約数和(自身を除く): 23919775

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 39929, 199645, 439219, 1237799, 2196095, 6188995, 13615789, 68078945]

約数ペア:

[(1, 68078945), (5, 13615789), (11, 6188995), (31, 2196095), (55, 1237799), (155, 439219), (341, 199645), (1705, 39929)]