156928632440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{91237577}}^1$

素因数の和:91237631

約数の個数: 32

約数和(自身を含む): 361300808880

約数和(自身を除く): 204372176440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 91237577, 182475154, 364950308, 456187885, 729900616, 912375770, 1824751540, 3649503080, 3923215811, 7846431622, 15692863244, 19616079055, 31385726488, 39232158110, 78464316220, 156928632440]

約数ペア:

[(1, 156928632440), (2, 78464316220), (4, 39232158110), (5, 31385726488), (8, 19616079055), (10, 15692863244), (20, 7846431622), (40, 3923215811), (43, 3649503080), (86, 1824751540), (172, 912375770), (215, 729900616), (344, 456187885), (430, 364950308), (860, 182475154), (1720, 91237577)]