80727972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{517487}}^1$

素因数の和:517507

約数の個数: 24

約数和(自身を含む): 202855296

約数和(自身を除く): 122127324

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 517487, 1034974, 1552461, 2069948, 3104922, 6209844, 6727331, 13454662, 20181993, 26909324, 40363986, 80727972]

約数ペア:

[(1, 80727972), (2, 40363986), (3, 26909324), (4, 20181993), (6, 13454662), (12, 6727331), (13, 6209844), (26, 3104922), (39, 2069948), (52, 1552461), (78, 1034974), (156, 517487)]