25251148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 50916096

約数和(自身を除く): 25664948

約数列:

[1, 2, 4, 13, 23, 26, 43, 46, 52, 86, 92, 172, 299, 491, 559, 598, 982, 989, 1118, 1196, 1964, 1978, 2236, 3956, 6383, 11293, 12766, 12857, 21113, 22586, 25532, 25714, 42226, 45172, 51428, 84452, 146809, 274469, 293618, 485599, 548938, 587236, 971198, 1097876, 1942396, 6312787, 12625574, 25251148]

約数ペア:

[(1, 25251148), (2, 12625574), (4, 6312787), (13, 1942396), (23, 1097876), (26, 971198), (43, 587236), (46, 548938), (52, 485599), (86, 293618), (92, 274469), (172, 146809), (299, 84452), (491, 51428), (559, 45172), (598, 42226), (982, 25714), (989, 25532), (1118, 22586), (1196, 21113), (1964, 12857), (1978, 12766), (2236, 11293), (3956, 6383)]