133498240

素因数分解:

$2^7\times 5^1\times {\mathrm{208591}}^1$

素因数の和:208610

約数の個数: 32

約数和(自身を含む): 319145760

約数和(自身を除く): 185647520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 208591, 417182, 834364, 1042955, 1668728, 2085910, 3337456, 4171820, 6674912, 8343640, 13349824, 16687280, 26699648, 33374560, 66749120, 133498240]

約数ペア:

[(1, 133498240), (2, 66749120), (4, 33374560), (5, 26699648), (8, 16687280), (10, 13349824), (16, 8343640), (20, 6674912), (32, 4171820), (40, 3337456), (64, 2085910), (80, 1668728), (128, 1042955), (160, 834364), (320, 417182), (640, 208591)]