87057145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 134184960

約数和(自身を除く): 47127815

約数列:

[1, 5, 7, 19, 31, 35, 41, 95, 103, 133, 155, 205, 217, 287, 515, 589, 665, 721, 779, 1085, 1271, 1435, 1957, 2945, 3193, 3605, 3895, 4123, 4223, 5453, 6355, 8897, 9785, 13699, 15965, 20615, 21115, 22351, 24149, 27265, 29561, 44485, 60667, 68495, 80237, 111755, 120745, 130913, 147805, 169043, 303335, 401185, 424669, 561659, 654565, 845215, 916391, 2123345, 2487347, 2808295, 4581955, 12436735, 17411429, 87057145]

約数ペア:

[(1, 87057145), (5, 17411429), (7, 12436735), (19, 4581955), (31, 2808295), (35, 2487347), (41, 2123345), (95, 916391), (103, 845215), (133, 654565), (155, 561659), (205, 424669), (217, 401185), (287, 303335), (515, 169043), (589, 147805), (665, 130913), (721, 120745), (779, 111755), (1085, 80237), (1271, 68495), (1435, 60667), (1957, 44485), (2945, 29561), (3193, 27265), (3605, 24149), (3895, 22351), (4123, 21115), (4223, 20615), (5453, 15965), (6355, 13699), (8897, 9785)]