66696940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{467}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 144904032

約数和(自身を除く): 78207092

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 193, 370, 386, 467, 740, 772, 934, 965, 1868, 1930, 2335, 3860, 4670, 7141, 9340, 14282, 17279, 28564, 34558, 35705, 69116, 71410, 86395, 90131, 142820, 172790, 180262, 345580, 360524, 450655, 901310, 1802620, 3334847, 6669694, 13339388, 16674235, 33348470, 66696940]

約数ペア:

[(1, 66696940), (2, 33348470), (4, 16674235), (5, 13339388), (10, 6669694), (20, 3334847), (37, 1802620), (74, 901310), (148, 450655), (185, 360524), (193, 345580), (370, 180262), (386, 172790), (467, 142820), (740, 90131), (772, 86395), (934, 71410), (965, 69116), (1868, 35705), (1930, 34558), (2335, 28564), (3860, 17279), (4670, 14282), (7141, 9340)]