67788520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{99689}}^1$

素因数の和:99717

約数の個数: 32

約数和(自身を含む): 161497800

約数和(自身を除く): 93709280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 99689, 199378, 398756, 498445, 797512, 996890, 1694713, 1993780, 3389426, 3987560, 6778852, 8473565, 13557704, 16947130, 33894260, 67788520]

約数ペア:

[(1, 67788520), (2, 33894260), (4, 16947130), (5, 13557704), (8, 8473565), (10, 6778852), (17, 3987560), (20, 3389426), (34, 1993780), (40, 1694713), (68, 996890), (85, 797512), (136, 498445), (170, 398756), (340, 199378), (680, 99689)]