400101248

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 814302720

約数和(自身を除く): 414201472

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 131, 214, 223, 262, 428, 446, 524, 856, 892, 1048, 1712, 1784, 2096, 3424, 3568, 4192, 6848, 7136, 8384, 13696, 14017, 14272, 16768, 23861, 28034, 28544, 29213, 47722, 56068, 58426, 95444, 112136, 116852, 190888, 224272, 233704, 381776, 448544, 467408, 763552, 897088, 934816, 1527104, 1794176, 1869632, 3054208, 3125791, 3739264, 6251582, 12503164, 25006328, 50012656, 100025312, 200050624, 400101248]

約数ペア:

[(1, 400101248), (2, 200050624), (4, 100025312), (8, 50012656), (16, 25006328), (32, 12503164), (64, 6251582), (107, 3739264), (128, 3125791), (131, 3054208), (214, 1869632), (223, 1794176), (262, 1527104), (428, 934816), (446, 897088), (524, 763552), (856, 467408), (892, 448544), (1048, 381776), (1712, 233704), (1784, 224272), (2096, 190888), (3424, 116852), (3568, 112136), (4192, 95444), (6848, 58426), (7136, 56068), (8384, 47722), (13696, 29213), (14017, 28544), (14272, 28034), (16768, 23861)]