12257050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 24920280

約数和(自身を除く): 12663230

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 173, 218, 325, 346, 545, 650, 865, 1090, 1417, 1730, 2249, 2725, 2834, 4325, 4498, 5450, 7085, 8650, 11245, 14170, 18857, 22490, 35425, 37714, 56225, 70850, 94285, 112450, 188570, 245141, 471425, 490282, 942850, 1225705, 2451410, 6128525, 12257050]

約数ペア:

[(1, 12257050), (2, 6128525), (5, 2451410), (10, 1225705), (13, 942850), (25, 490282), (26, 471425), (50, 245141), (65, 188570), (109, 112450), (130, 94285), (173, 70850), (218, 56225), (325, 37714), (346, 35425), (545, 22490), (650, 18857), (865, 14170), (1090, 11245), (1417, 8650), (1730, 7085), (2249, 5450), (2725, 4498), (2834, 4325)]