25297328

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{787}}^1$

素因数の和:850

約数の個数: 60

約数和(自身を含む): 58480632

約数和(自身を除く): 33183304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 82, 98, 112, 164, 196, 287, 328, 392, 574, 656, 784, 787, 1148, 1574, 2009, 2296, 3148, 4018, 4592, 5509, 6296, 8036, 11018, 12592, 16072, 22036, 32144, 32267, 38563, 44072, 64534, 77126, 88144, 129068, 154252, 225869, 258136, 308504, 451738, 516272, 617008, 903476, 1581083, 1806952, 3162166, 3613904, 6324332, 12648664, 25297328]

約数ペア:

[(1, 25297328), (2, 12648664), (4, 6324332), (7, 3613904), (8, 3162166), (14, 1806952), (16, 1581083), (28, 903476), (41, 617008), (49, 516272), (56, 451738), (82, 308504), (98, 258136), (112, 225869), (164, 154252), (196, 129068), (287, 88144), (328, 77126), (392, 64534), (574, 44072), (656, 38563), (784, 32267), (787, 32144), (1148, 22036), (1574, 16072), (2009, 12592), (2296, 11018), (3148, 8036), (4018, 6296), (4592, 5509)]