43990348520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{64691689}}^1$

素因数の和:64691717

約数の個数: 32

約数和(自身を含む): 104800537800

約数和(自身を除く): 60810189280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 64691689, 129383378, 258766756, 323458445, 517533512, 646916890, 1099758713, 1293833780, 2199517426, 2587667560, 4399034852, 5498793565, 8798069704, 10997587130, 21995174260, 43990348520]

約数ペア:

[(1, 43990348520), (2, 21995174260), (4, 10997587130), (5, 8798069704), (8, 5498793565), (10, 4399034852), (17, 2587667560), (20, 2199517426), (34, 1293833780), (40, 1099758713), (68, 646916890), (85, 517533512), (136, 323458445), (170, 258766756), (340, 129383378), (680, 64691689)]