61872075

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 119836080

約数和(自身を除く): 57964005

約数列:

[1, 3, 5, 9, 15, 19, 25, 41, 45, 57, 75, 95, 123, 171, 205, 225, 285, 353, 369, 475, 615, 779, 855, 1025, 1059, 1425, 1765, 1845, 2337, 3075, 3177, 3895, 4275, 5295, 6707, 7011, 8825, 9225, 11685, 14473, 15885, 19475, 20121, 26475, 33535, 35055, 43419, 58425, 60363, 72365, 79425, 100605, 130257, 167675, 175275, 217095, 274987, 301815, 361825, 503025, 651285, 824961, 1085475, 1374935, 1509075, 2474883, 3256425, 4124805, 6874675, 12374415, 20624025, 61872075]

約数ペア:

[(1, 61872075), (3, 20624025), (5, 12374415), (9, 6874675), (15, 4124805), (19, 3256425), (25, 2474883), (41, 1509075), (45, 1374935), (57, 1085475), (75, 824961), (95, 651285), (123, 503025), (171, 361825), (205, 301815), (225, 274987), (285, 217095), (353, 175275), (369, 167675), (475, 130257), (615, 100605), (779, 79425), (855, 72365), (1025, 60363), (1059, 58425), (1425, 43419), (1765, 35055), (1845, 33535), (2337, 26475), (3075, 20121), (3177, 19475), (3895, 15885), (4275, 14473), (5295, 11685), (6707, 9225), (7011, 8825)]