83126820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197921}}^1$

素因数の和:197940

約数の個数: 48

約数和(自身を含む): 266007168

約数和(自身を除く): 182880348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 197921, 395842, 593763, 791684, 989605, 1187526, 1385447, 1979210, 2375052, 2770894, 2968815, 3958420, 4156341, 5541788, 5937630, 6927235, 8312682, 11875260, 13854470, 16625364, 20781705, 27708940, 41563410, 83126820]

約数ペア:

[(1, 83126820), (2, 41563410), (3, 27708940), (4, 20781705), (5, 16625364), (6, 13854470), (7, 11875260), (10, 8312682), (12, 6927235), (14, 5937630), (15, 5541788), (20, 4156341), (21, 3958420), (28, 2968815), (30, 2770894), (35, 2375052), (42, 1979210), (60, 1385447), (70, 1187526), (84, 989605), (105, 791684), (140, 593763), (210, 395842), (420, 197921)]