261639776

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:763

約数の個数: 48

約数和(自身を含む): 524369664

約数和(自身を除く): 262729888

約数列:

[1, 2, 4, 8, 16, 32, 103, 163, 206, 326, 412, 487, 652, 824, 974, 1304, 1648, 1948, 2608, 3296, 3896, 5216, 7792, 15584, 16789, 33578, 50161, 67156, 79381, 100322, 134312, 158762, 200644, 268624, 317524, 401288, 537248, 635048, 802576, 1270096, 1605152, 2540192, 8176243, 16352486, 32704972, 65409944, 130819888, 261639776]

約数ペア:

[(1, 261639776), (2, 130819888), (4, 65409944), (8, 32704972), (16, 16352486), (32, 8176243), (103, 2540192), (163, 1605152), (206, 1270096), (326, 802576), (412, 635048), (487, 537248), (652, 401288), (824, 317524), (974, 268624), (1304, 200644), (1648, 158762), (1948, 134312), (2608, 100322), (3296, 79381), (3896, 67156), (5216, 50161), (7792, 33578), (15584, 16789)]