63422780

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 136321920

約数和(自身を除く): 72899140

約数列:

[1, 2, 4, 5, 10, 20, 79, 137, 158, 274, 293, 316, 395, 548, 586, 685, 790, 1172, 1370, 1465, 1580, 2740, 2930, 5860, 10823, 21646, 23147, 40141, 43292, 46294, 54115, 80282, 92588, 108230, 115735, 160564, 200705, 216460, 231470, 401410, 462940, 802820, 3171139, 6342278, 12684556, 15855695, 31711390, 63422780]

約数ペア:

[(1, 63422780), (2, 31711390), (4, 15855695), (5, 12684556), (10, 6342278), (20, 3171139), (79, 802820), (137, 462940), (158, 401410), (274, 231470), (293, 216460), (316, 200705), (395, 160564), (548, 115735), (586, 108230), (685, 92588), (790, 80282), (1172, 54115), (1370, 46294), (1465, 43292), (1580, 40141), (2740, 23147), (2930, 21646), (5860, 10823)]