84120728

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2521}}^1$

素因数の和:2667

約数の個数: 32

約数和(自身を含む): 163122960

約数和(自身を除く): 79002232

約数列:

[1, 2, 4, 8, 43, 86, 97, 172, 194, 344, 388, 776, 2521, 4171, 5042, 8342, 10084, 16684, 20168, 33368, 108403, 216806, 244537, 433612, 489074, 867224, 978148, 1956296, 10515091, 21030182, 42060364, 84120728]

約数ペア:

[(1, 84120728), (2, 42060364), (4, 21030182), (8, 10515091), (43, 1956296), (86, 978148), (97, 867224), (172, 489074), (194, 433612), (344, 244537), (388, 216806), (776, 108403), (2521, 33368), (4171, 20168), (5042, 16684), (8342, 10084)]