64996120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{232129}}^1$

素因数の和:232147

約数の個数: 32

約数和(自身を含む): 167133600

約数和(自身を除く): 102137480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 232129, 464258, 928516, 1160645, 1624903, 1857032, 2321290, 3249806, 4642580, 6499612, 8124515, 9285160, 12999224, 16249030, 32498060, 64996120]

約数ペア:

[(1, 64996120), (2, 32498060), (4, 16249030), (5, 12999224), (7, 9285160), (8, 8124515), (10, 6499612), (14, 4642580), (20, 3249806), (28, 2321290), (35, 1857032), (40, 1624903), (56, 1160645), (70, 928516), (140, 464258), (280, 232129)]