102781760

素因数分解:

$2^6\times 5^1\times {\mathrm{321193}}^1$

素因数の和:321210

約数の個数: 28

約数和(自身を含む): 244749828

約数和(自身を除く): 141968068

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 321193, 642386, 1284772, 1605965, 2569544, 3211930, 5139088, 6423860, 10278176, 12847720, 20556352, 25695440, 51390880, 102781760]

約数ペア:

[(1, 102781760), (2, 51390880), (4, 25695440), (5, 20556352), (8, 12847720), (10, 10278176), (16, 6423860), (20, 5139088), (32, 3211930), (40, 2569544), (64, 1605965), (80, 1284772), (160, 642386), (320, 321193)]