200901760

素因数分解:

$2^7\times 5^1\times {\mathrm{313909}}^1$

素因数の和:313928

約数の個数: 32

約数和(自身を含む): 480282300

約数和(自身を除く): 279380540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 313909, 627818, 1255636, 1569545, 2511272, 3139090, 5022544, 6278180, 10045088, 12556360, 20090176, 25112720, 40180352, 50225440, 100450880, 200901760]

約数ペア:

[(1, 200901760), (2, 100450880), (4, 50225440), (5, 40180352), (8, 25112720), (10, 20090176), (16, 12556360), (20, 10045088), (32, 6278180), (40, 5022544), (64, 3139090), (80, 2511272), (128, 1569545), (160, 1255636), (320, 627818), (640, 313909)]