201975225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3457}}^1$

素因数の和:3530

約数の個数: 48

約数和(自身を含む): 360185280

約数和(自身を除く): 158210055

約数列:

[1, 3, 5, 15, 19, 25, 41, 57, 75, 95, 123, 205, 285, 475, 615, 779, 1025, 1425, 2337, 3075, 3457, 3895, 10371, 11685, 17285, 19475, 51855, 58425, 65683, 86425, 141737, 197049, 259275, 328415, 425211, 708685, 985245, 1642075, 2126055, 2693003, 3543425, 4926225, 8079009, 10630275, 13465015, 40395045, 67325075, 201975225]

約数ペア:

[(1, 201975225), (3, 67325075), (5, 40395045), (15, 13465015), (19, 10630275), (25, 8079009), (41, 4926225), (57, 3543425), (75, 2693003), (95, 2126055), (123, 1642075), (205, 985245), (285, 708685), (475, 425211), (615, 328415), (779, 259275), (1025, 197049), (1425, 141737), (2337, 86425), (3075, 65683), (3457, 58425), (3895, 51855), (10371, 19475), (11685, 17285)]