320480965

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{398113}}^1$

素因数の和:398148

約数の個数: 16

約数和(自身を含む): 458627328

約数和(自身を除く): 138146363

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 398113, 1990565, 2786791, 9156599, 13933955, 45782995, 64096193, 320480965]

約数ペア:

[(1, 320480965), (5, 64096193), (7, 45782995), (23, 13933955), (35, 9156599), (115, 2786791), (161, 1990565), (805, 398113)]