90040064

素因数分解:

$2^8\times {\mathrm{509}}^1\times {\mathrm{691}}^1$

素因数の和:1216

約数の個数: 36

約数和(自身を含む): 180342120

約数和(自身を除く): 90302056

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 509, 691, 1018, 1382, 2036, 2764, 4072, 5528, 8144, 11056, 16288, 22112, 32576, 44224, 65152, 88448, 130304, 176896, 351719, 703438, 1406876, 2813752, 5627504, 11255008, 22510016, 45020032, 90040064]

約数ペア:

[(1, 90040064), (2, 45020032), (4, 22510016), (8, 11255008), (16, 5627504), (32, 2813752), (64, 1406876), (128, 703438), (256, 351719), (509, 176896), (691, 130304), (1018, 88448), (1382, 65152), (2036, 44224), (2764, 32576), (4072, 22112), (5528, 16288), (8144, 11056)]