129011480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{248099}}^1$

素因数の和:248123

約数の個数: 32

約数和(自身を含む): 312606000

約数和(自身を除く): 183594520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 248099, 496198, 992396, 1240495, 1984792, 2480990, 3225287, 4961980, 6450574, 9923960, 12901148, 16126435, 25802296, 32252870, 64505740, 129011480]

約数ペア:

[(1, 129011480), (2, 64505740), (4, 32252870), (5, 25802296), (8, 16126435), (10, 12901148), (13, 9923960), (20, 6450574), (26, 4961980), (40, 3225287), (52, 2480990), (65, 1984792), (104, 1240495), (130, 992396), (260, 496198), (520, 248099)]