66366820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5431}}^1$

素因数の和:5500

約数の個数: 48

約数和(自身を含む): 153312768

約数和(自身を除く): 86945948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 5431, 6110, 10862, 12220, 21724, 27155, 54310, 70603, 108620, 141206, 255257, 282412, 353015, 510514, 706030, 1021028, 1276285, 1412060, 2552570, 3318341, 5105140, 6636682, 13273364, 16591705, 33183410, 66366820]

約数ペア:

[(1, 66366820), (2, 33183410), (4, 16591705), (5, 13273364), (10, 6636682), (13, 5105140), (20, 3318341), (26, 2552570), (47, 1412060), (52, 1276285), (65, 1021028), (94, 706030), (130, 510514), (188, 353015), (235, 282412), (260, 255257), (470, 141206), (611, 108620), (940, 70603), (1222, 54310), (2444, 27155), (3055, 21724), (5431, 12220), (6110, 10862)]