208502100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{25741}}^1$

素因数の和:25767

約数の個数: 90

約数和(自身を含む): 675907694

約数和(自身を除く): 467405594

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 25741, 51482, 77223, 102964, 128705, 154446, 231669, 257410, 308892, 386115, 463338, 514820, 643525, 695007, 772230, 926676, 1158345, 1287050, 1390014, 1544460, 1930575, 2085021, 2316690, 2574100, 2780028, 3475035, 3861150, 4170042, 4633380, 5791725, 6950070, 7722300, 8340084, 10425105, 11583450, 13900140, 17375175, 20850210, 23166900, 34750350, 41700420, 52125525, 69500700, 104251050, 208502100]

約数ペア:

[(1, 208502100), (2, 104251050), (3, 69500700), (4, 52125525), (5, 41700420), (6, 34750350), (9, 23166900), (10, 20850210), (12, 17375175), (15, 13900140), (18, 11583450), (20, 10425105), (25, 8340084), (27, 7722300), (30, 6950070), (36, 5791725), (45, 4633380), (50, 4170042), (54, 3861150), (60, 3475035), (75, 2780028), (81, 2574100), (90, 2316690), (100, 2085021), (108, 1930575), (135, 1544460), (150, 1390014), (162, 1287050), (180, 1158345), (225, 926676), (270, 772230), (300, 695007), (324, 643525), (405, 514820), (450, 463338), (540, 386115), (675, 308892), (810, 257410), (900, 231669), (1350, 154446), (1620, 128705), (2025, 102964), (2700, 77223), (4050, 51482), (8100, 25741)]