133509760

素因数分解:

$2^7\times 5^1\times {\mathrm{208609}}^1$

素因数の和:208628

約数の個数: 32

約数和(自身を含む): 319173300

約数和(自身を除く): 185663540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 208609, 417218, 834436, 1043045, 1668872, 2086090, 3337744, 4172180, 6675488, 8344360, 13350976, 16688720, 26701952, 33377440, 66754880, 133509760]

約数ペア:

[(1, 133509760), (2, 66754880), (4, 33377440), (5, 26701952), (8, 16688720), (10, 13350976), (16, 8344360), (20, 6675488), (32, 4172180), (40, 3337744), (64, 2086090), (80, 1668872), (128, 1043045), (160, 834436), (320, 417218), (640, 208609)]