85867990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{15361}}^1$

素因数の和:15424

約数の個数: 32

約数和(自身を含む): 170333856

約数和(自身を除く): 84465866

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 15361, 30722, 76805, 153610, 199693, 399386, 660523, 998465, 1321046, 1996930, 3302615, 6605230, 8586799, 17173598, 42933995, 85867990]

約数ペア:

[(1, 85867990), (2, 42933995), (5, 17173598), (10, 8586799), (13, 6605230), (26, 3302615), (43, 1996930), (65, 1321046), (86, 998465), (130, 660523), (215, 399386), (430, 199693), (559, 153610), (1118, 76805), (2795, 30722), (5590, 15361)]