159444770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{4217}}^1$

素因数の和:4442

約数の個数: 32

約数和(自身を含む): 303696000

約数和(自身を除く): 144251230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1990, 3781, 4217, 7562, 8434, 18905, 21085, 37810, 42170, 80123, 160246, 400615, 801230, 839183, 1678366, 4195915, 8391830, 15944477, 31888954, 79722385, 159444770]

約数ペア:

[(1, 159444770), (2, 79722385), (5, 31888954), (10, 15944477), (19, 8391830), (38, 4195915), (95, 1678366), (190, 839183), (199, 801230), (398, 400615), (995, 160246), (1990, 80123), (3781, 42170), (4217, 37810), (7562, 21085), (8434, 18905)]