201487570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 399499776

約数和(自身を除く): 198012206

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 103, 170, 185, 206, 311, 370, 515, 622, 629, 1030, 1258, 1555, 1751, 3110, 3145, 3502, 3811, 5287, 6290, 7622, 8755, 10574, 11507, 17510, 19055, 23014, 26435, 32033, 38110, 52870, 57535, 64066, 64787, 115070, 129574, 160165, 195619, 320330, 323935, 391238, 544561, 647870, 978095, 1089122, 1185221, 1956190, 2370442, 2722805, 5445610, 5926105, 11852210, 20148757, 40297514, 100743785, 201487570]

約数ペア:

[(1, 201487570), (2, 100743785), (5, 40297514), (10, 20148757), (17, 11852210), (34, 5926105), (37, 5445610), (74, 2722805), (85, 2370442), (103, 1956190), (170, 1185221), (185, 1089122), (206, 978095), (311, 647870), (370, 544561), (515, 391238), (622, 323935), (629, 320330), (1030, 195619), (1258, 160165), (1555, 129574), (1751, 115070), (3110, 64787), (3145, 64066), (3502, 57535), (3811, 52870), (5287, 38110), (6290, 32033), (7622, 26435), (8755, 23014), (10574, 19055), (11507, 17510)]