61687575

素因数分解:

$3^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:806

約数の個数: 60

約数和(自身を含む): 117211248

約数和(自身を除く): 55523673

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 81, 123, 135, 205, 225, 369, 405, 615, 675, 743, 1025, 1107, 1845, 2025, 2229, 3075, 3321, 3715, 5535, 6687, 9225, 11145, 16605, 18575, 20061, 27675, 30463, 33435, 55725, 60183, 83025, 91389, 100305, 152315, 167175, 274167, 300915, 456945, 501525, 761575, 822501, 1370835, 1504575, 2284725, 2467503, 4112505, 6854175, 12337515, 20562525, 61687575]

約数ペア:

[(1, 61687575), (3, 20562525), (5, 12337515), (9, 6854175), (15, 4112505), (25, 2467503), (27, 2284725), (41, 1504575), (45, 1370835), (75, 822501), (81, 761575), (123, 501525), (135, 456945), (205, 300915), (225, 274167), (369, 167175), (405, 152315), (615, 100305), (675, 91389), (743, 83025), (1025, 60183), (1107, 55725), (1845, 33435), (2025, 30463), (2229, 27675), (3075, 20061), (3321, 18575), (3715, 16605), (5535, 11145), (6687, 9225)]