156720265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1123}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 215268480

約数和(自身を除く): 58548215

約数列:

[1, 5, 13, 19, 65, 95, 113, 247, 565, 1123, 1235, 1469, 2147, 5615, 7345, 10735, 14599, 21337, 27911, 72995, 106685, 126899, 139555, 277381, 634495, 1386905, 1649687, 2411081, 8248435, 12055405, 31344053, 156720265]

約数ペア:

[(1, 156720265), (5, 31344053), (13, 12055405), (19, 8248435), (65, 2411081), (95, 1649687), (113, 1386905), (247, 634495), (565, 277381), (1123, 139555), (1235, 126899), (1469, 106685), (2147, 72995), (5615, 27911), (7345, 21337), (10735, 14599)]