30785728

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:365

約数の個数: 56

約数和(自身を含む): 64373760

約数和(自身を除く): 33588032

約数列:

[1, 2, 4, 8, 16, 31, 32, 59, 62, 64, 118, 124, 236, 248, 263, 472, 496, 526, 944, 992, 1052, 1829, 1888, 1984, 2104, 3658, 3776, 4208, 7316, 8153, 8416, 14632, 15517, 16306, 16832, 29264, 31034, 32612, 58528, 62068, 65224, 117056, 124136, 130448, 248272, 260896, 481027, 496544, 521792, 962054, 993088, 1924108, 3848216, 7696432, 15392864, 30785728]

約数ペア:

[(1, 30785728), (2, 15392864), (4, 7696432), (8, 3848216), (16, 1924108), (31, 993088), (32, 962054), (59, 521792), (62, 496544), (64, 481027), (118, 260896), (124, 248272), (236, 130448), (248, 124136), (263, 117056), (472, 65224), (496, 62068), (526, 58528), (944, 32612), (992, 31034), (1052, 29264), (1829, 16832), (1888, 16306), (1984, 15517), (2104, 14632), (3658, 8416), (3776, 8153), (4208, 7316)]