75806780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17467}}^1$

素因数の和:17514

約数の個数: 48

約数和(自身を含む): 187815936

約数和(自身を除く): 112009156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 17467, 34934, 69868, 87335, 122269, 174670, 244538, 349340, 489076, 541477, 611345, 1082954, 1222690, 2165908, 2445380, 2707385, 3790339, 5414770, 7580678, 10829540, 15161356, 18951695, 37903390, 75806780]

約数ペア:

[(1, 75806780), (2, 37903390), (4, 18951695), (5, 15161356), (7, 10829540), (10, 7580678), (14, 5414770), (20, 3790339), (28, 2707385), (31, 2445380), (35, 2165908), (62, 1222690), (70, 1082954), (124, 611345), (140, 541477), (155, 489076), (217, 349340), (310, 244538), (434, 174670), (620, 122269), (868, 87335), (1085, 69868), (2170, 34934), (4340, 17467)]