90243520

素因数分解:

$2^6\times 5^1\times {\mathrm{282011}}^1$

素因数の和:282028

約数の個数: 28

約数和(自身を含む): 214893144

約数和(自身を除く): 124649624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 282011, 564022, 1128044, 1410055, 2256088, 2820110, 4512176, 5640220, 9024352, 11280440, 18048704, 22560880, 45121760, 90243520]

約数ペア:

[(1, 90243520), (2, 45121760), (4, 22560880), (5, 18048704), (8, 11280440), (10, 9024352), (16, 5640220), (20, 4512176), (32, 2820110), (40, 2256088), (64, 1410055), (80, 1128044), (160, 564022), (320, 282011)]