25874745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 45852480

約数和(自身を除く): 19977735

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 169, 173, 177, 195, 295, 507, 519, 767, 845, 865, 885, 2249, 2301, 2535, 2595, 3835, 6747, 9971, 10207, 11245, 11505, 29237, 29913, 30621, 33735, 49855, 51035, 87711, 132691, 146185, 149565, 153105, 398073, 438555, 663455, 1724983, 1990365, 5174949, 8624915, 25874745]

約数ペア:

[(1, 25874745), (3, 8624915), (5, 5174949), (13, 1990365), (15, 1724983), (39, 663455), (59, 438555), (65, 398073), (169, 153105), (173, 149565), (177, 146185), (195, 132691), (295, 87711), (507, 51035), (519, 49855), (767, 33735), (845, 30621), (865, 29913), (885, 29237), (2249, 11505), (2301, 11245), (2535, 10207), (2595, 9971), (3835, 6747)]