129384770

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1\times {\mathrm{349}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 236174400

約数和(自身を除く): 106789630

約数列:

[1, 2, 5, 10, 131, 262, 283, 349, 566, 655, 698, 1310, 1415, 1745, 2830, 3490, 37073, 45719, 74146, 91438, 98767, 185365, 197534, 228595, 370730, 457190, 493835, 987670, 12938477, 25876954, 64692385, 129384770]

約数ペア:

[(1, 129384770), (2, 64692385), (5, 25876954), (10, 12938477), (131, 987670), (262, 493835), (283, 457190), (349, 370730), (566, 228595), (655, 197534), (698, 185365), (1310, 98767), (1415, 91438), (1745, 74146), (2830, 45719), (3490, 37073)]