325720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 777600

約数和(自身を除く): 451880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 479, 680, 958, 1916, 2395, 3832, 4790, 8143, 9580, 16286, 19160, 32572, 40715, 65144, 81430, 162860, 325720]

約数ペア:

[(1, 325720), (2, 162860), (4, 81430), (5, 65144), (8, 40715), (10, 32572), (17, 19160), (20, 16286), (34, 9580), (40, 8143), (68, 4790), (85, 3832), (136, 2395), (170, 1916), (340, 958), (479, 680)]