81724168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31627}}^1$

素因数の和:31669

約数の個数: 32

約数和(自身を含む): 170791200

約数和(自身を除く): 89067032

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 31627, 63254, 126508, 253016, 537659, 600913, 1075318, 1201826, 2150636, 2403652, 4301272, 4807304, 10215521, 20431042, 40862084, 81724168]

約数ペア:

[(1, 81724168), (2, 40862084), (4, 20431042), (8, 10215521), (17, 4807304), (19, 4301272), (34, 2403652), (38, 2150636), (68, 1201826), (76, 1075318), (136, 600913), (152, 537659), (323, 253016), (646, 126508), (1292, 63254), (2584, 31627)]