85639040

素因数分解:

$2^7\times 5^1\times {\mathrm{133811}}^1$

素因数の和:133830

約数の個数: 32

約数和(自身を含む): 204732360

約数和(自身を除く): 119093320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 133811, 267622, 535244, 669055, 1070488, 1338110, 2140976, 2676220, 4281952, 5352440, 8563904, 10704880, 17127808, 21409760, 42819520, 85639040]

約数ペア:

[(1, 85639040), (2, 42819520), (4, 21409760), (5, 17127808), (8, 10704880), (10, 8563904), (16, 5352440), (20, 4281952), (32, 2676220), (40, 2140976), (64, 1338110), (80, 1070488), (128, 669055), (160, 535244), (320, 267622), (640, 133811)]