71195725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{347}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 91913760

約数和(自身を除く): 20718035

約数列:

[1, 5, 25, 29, 145, 283, 347, 725, 1415, 1735, 7075, 8207, 8675, 10063, 41035, 50315, 98201, 205175, 251575, 491005, 2455025, 2847829, 14239145, 71195725]

約数ペア:

[(1, 71195725), (5, 14239145), (25, 2847829), (29, 2455025), (145, 491005), (283, 251575), (347, 205175), (725, 98201), (1415, 50315), (1735, 41035), (7075, 10063), (8207, 8675)]