80736016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{265579}}^1$

素因数の和:265606

約数の個数: 20

約数和(自身を含む): 164659600

約数和(自身を除く): 83923584

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 265579, 531158, 1062316, 2124632, 4249264, 5046001, 10092002, 20184004, 40368008, 80736016]

約数ペア:

[(1, 80736016), (2, 40368008), (4, 20184004), (8, 10092002), (16, 5046001), (19, 4249264), (38, 2124632), (76, 1062316), (152, 531158), (304, 265579)]