129646784

素因数分解:

$2^6\times {\mathrm{1259}}^1\times {\mathrm{1609}}^1$

素因数の和:2880

約数の個数: 28

約数和(自身を含む): 257632200

約数和(自身を除く): 127985416

約数列:

[1, 2, 4, 8, 16, 32, 64, 1259, 1609, 2518, 3218, 5036, 6436, 10072, 12872, 20144, 25744, 40288, 51488, 80576, 102976, 2025731, 4051462, 8102924, 16205848, 32411696, 64823392, 129646784]

約数ペア:

[(1, 129646784), (2, 64823392), (4, 32411696), (8, 16205848), (16, 8102924), (32, 4051462), (64, 2025731), (1259, 102976), (1609, 80576), (2518, 51488), (3218, 40288), (5036, 25744), (6436, 20144), (10072, 12872)]