156960671905

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{436979}}^1$

素因数の和:437221

約数の個数: 24

約数和(自身を含む): 199787256000

約数和(自身を除く): 42826584095

約数列:

[1, 5, 19, 95, 199, 361, 995, 1805, 3781, 18905, 71839, 359195, 436979, 2184895, 8302601, 41513005, 86958821, 157749419, 434794105, 788747095, 1652217599, 8261087995, 31392134381, 156960671905]

約数ペア:

[(1, 156960671905), (5, 31392134381), (19, 8261087995), (95, 1652217599), (199, 788747095), (361, 434794105), (995, 157749419), (1805, 86958821), (3781, 41513005), (18905, 8302601), (71839, 2184895), (359195, 436979)]