28256100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{971}}^1$

素因数の和:1085

約数の個数: 72

約数和(自身を含む): 82682208

約数和(自身を除く): 54426108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 97, 100, 150, 194, 291, 300, 388, 485, 582, 970, 971, 1164, 1455, 1940, 1942, 2425, 2910, 2913, 3884, 4850, 4855, 5820, 5826, 7275, 9700, 9710, 11652, 14550, 14565, 19420, 24275, 29100, 29130, 48550, 58260, 72825, 94187, 97100, 145650, 188374, 282561, 291300, 376748, 470935, 565122, 941870, 1130244, 1412805, 1883740, 2354675, 2825610, 4709350, 5651220, 7064025, 9418700, 14128050, 28256100]

約数ペア:

[(1, 28256100), (2, 14128050), (3, 9418700), (4, 7064025), (5, 5651220), (6, 4709350), (10, 2825610), (12, 2354675), (15, 1883740), (20, 1412805), (25, 1130244), (30, 941870), (50, 565122), (60, 470935), (75, 376748), (97, 291300), (100, 282561), (150, 188374), (194, 145650), (291, 97100), (300, 94187), (388, 72825), (485, 58260), (582, 48550), (970, 29130), (971, 29100), (1164, 24275), (1455, 19420), (1940, 14565), (1942, 14550), (2425, 11652), (2910, 9710), (2913, 9700), (3884, 7275), (4850, 5826), (4855, 5820)]