66608380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{195907}}^1$

素因数の和:195933

約数の個数: 24

約数和(自身を含む): 148106448

約数和(自身を除く): 81498068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 195907, 391814, 783628, 979535, 1959070, 3330419, 3918140, 6660838, 13321676, 16652095, 33304190, 66608380]

約数ペア:

[(1, 66608380), (2, 33304190), (4, 16652095), (5, 13321676), (10, 6660838), (17, 3918140), (20, 3330419), (34, 1959070), (68, 979535), (85, 783628), (170, 391814), (340, 195907)]