85881040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{153359}}^1$

素因数の和:153379

約数の個数: 40

約数和(自身を含む): 228199680

約数和(自身を除く): 142318640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 153359, 306718, 613436, 766795, 1073513, 1226872, 1533590, 2147026, 2453744, 3067180, 4294052, 5367565, 6134360, 8588104, 10735130, 12268720, 17176208, 21470260, 42940520, 85881040]

約数ペア:

[(1, 85881040), (2, 42940520), (4, 21470260), (5, 17176208), (7, 12268720), (8, 10735130), (10, 8588104), (14, 6134360), (16, 5367565), (20, 4294052), (28, 3067180), (35, 2453744), (40, 2147026), (56, 1533590), (70, 1226872), (80, 1073513), (112, 766795), (140, 613436), (280, 306718), (560, 153359)]