205204024

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{821}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 389628000

約数和(自身を除く): 184423976

約数列:

[1, 2, 4, 8, 157, 199, 314, 398, 628, 796, 821, 1256, 1592, 1642, 3284, 6568, 31243, 62486, 124972, 128897, 163379, 249944, 257794, 326758, 515588, 653516, 1031176, 1307032, 25650503, 51301006, 102602012, 205204024]

約数ペア:

[(1, 205204024), (2, 102602012), (4, 51301006), (8, 25650503), (157, 1307032), (199, 1031176), (314, 653516), (398, 515588), (628, 326758), (796, 257794), (821, 249944), (1256, 163379), (1592, 128897), (1642, 124972), (3284, 62486), (6568, 31243)]