61461375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:377

約数の個数: 64

約数和(自身を含む): 112140288

約数和(自身を除く): 50678913

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 125, 155, 255, 311, 375, 425, 465, 527, 775, 933, 1275, 1555, 1581, 2125, 2325, 2635, 3875, 4665, 5287, 6375, 7775, 7905, 9641, 11625, 13175, 15861, 23325, 26435, 28923, 38875, 39525, 48205, 65875, 79305, 116625, 132175, 144615, 163897, 197625, 241025, 396525, 491691, 660875, 723075, 819485, 1205125, 1982625, 2458455, 3615375, 4097425, 12292275, 20487125, 61461375]

約数ペア:

[(1, 61461375), (3, 20487125), (5, 12292275), (15, 4097425), (17, 3615375), (25, 2458455), (31, 1982625), (51, 1205125), (75, 819485), (85, 723075), (93, 660875), (125, 491691), (155, 396525), (255, 241025), (311, 197625), (375, 163897), (425, 144615), (465, 132175), (527, 116625), (775, 79305), (933, 65875), (1275, 48205), (1555, 39525), (1581, 38875), (2125, 28923), (2325, 26435), (2635, 23325), (3875, 15861), (4665, 13175), (5287, 11625), (6375, 9641), (7775, 7905)]