85493860

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 183343104

約数和(自身を除く): 97849244

約数列:

[1, 2, 4, 5, 10, 20, 97, 127, 194, 254, 347, 388, 485, 508, 635, 694, 970, 1270, 1388, 1735, 1940, 2540, 3470, 6940, 12319, 24638, 33659, 44069, 49276, 61595, 67318, 88138, 123190, 134636, 168295, 176276, 220345, 246380, 336590, 440690, 673180, 881380, 4274693, 8549386, 17098772, 21373465, 42746930, 85493860]

約数ペア:

[(1, 85493860), (2, 42746930), (4, 21373465), (5, 17098772), (10, 8549386), (20, 4274693), (97, 881380), (127, 673180), (194, 440690), (254, 336590), (347, 246380), (388, 220345), (485, 176276), (508, 168295), (635, 134636), (694, 123190), (970, 88138), (1270, 67318), (1388, 61595), (1735, 49276), (1940, 44069), (2540, 33659), (3470, 24638), (6940, 12319)]