25361245

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 37820160

約数和(自身を除く): 12458915

約数列:

[1, 5, 7, 13, 35, 65, 91, 139, 401, 455, 695, 973, 1807, 2005, 2807, 4865, 5213, 9035, 12649, 14035, 26065, 36491, 55739, 63245, 182455, 278695, 390173, 724607, 1950865, 3623035, 5072249, 25361245]

約数ペア:

[(1, 25361245), (5, 5072249), (7, 3623035), (13, 1950865), (35, 724607), (65, 390173), (91, 278695), (139, 182455), (401, 63245), (455, 55739), (695, 36491), (973, 26065), (1807, 14035), (2005, 12649), (2807, 9035), (4865, 5213)]