130348520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191689}}^1$

素因数の和:191717

約数の個数: 32

約数和(自身を含む): 310537800

約数和(自身を除く): 180189280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 191689, 383378, 766756, 958445, 1533512, 1916890, 3258713, 3833780, 6517426, 7667560, 13034852, 16293565, 26069704, 32587130, 65174260, 130348520]

約数ペア:

[(1, 130348520), (2, 65174260), (4, 32587130), (5, 26069704), (8, 16293565), (10, 13034852), (17, 7667560), (20, 6517426), (34, 3833780), (40, 3258713), (68, 1916890), (85, 1533512), (136, 958445), (170, 766756), (340, 383378), (680, 191689)]