65923760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{117721}}^1$

素因数の和:117741

約数の個数: 40

約数和(自身を含む): 175170336

約数和(自身を除く): 109246576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 117721, 235442, 470884, 588605, 824047, 941768, 1177210, 1648094, 1883536, 2354420, 3296188, 4120235, 4708840, 6592376, 8240470, 9417680, 13184752, 16480940, 32961880, 65923760]

約数ペア:

[(1, 65923760), (2, 32961880), (4, 16480940), (5, 13184752), (7, 9417680), (8, 8240470), (10, 6592376), (14, 4708840), (16, 4120235), (20, 3296188), (28, 2354420), (35, 1883536), (40, 1648094), (56, 1177210), (70, 941768), (80, 824047), (112, 588605), (140, 470884), (280, 235442), (560, 117721)]