140520928

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:695

約数の個数: 48

約数和(自身を含む): 283336704

約数和(自身を除く): 142815776

約数列:

[1, 2, 4, 8, 16, 32, 71, 127, 142, 254, 284, 487, 508, 568, 974, 1016, 1136, 1948, 2032, 2272, 3896, 4064, 7792, 9017, 15584, 18034, 34577, 36068, 61849, 69154, 72136, 123698, 138308, 144272, 247396, 276616, 288544, 494792, 553232, 989584, 1106464, 1979168, 4391279, 8782558, 17565116, 35130232, 70260464, 140520928]

約数ペア:

[(1, 140520928), (2, 70260464), (4, 35130232), (8, 17565116), (16, 8782558), (32, 4391279), (71, 1979168), (127, 1106464), (142, 989584), (254, 553232), (284, 494792), (487, 288544), (508, 276616), (568, 247396), (974, 144272), (1016, 138308), (1136, 123698), (1948, 72136), (2032, 69154), (2272, 61849), (3896, 36068), (4064, 34577), (7792, 18034), (9017, 15584)]