75500425

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 128241792

約数和(自身を除く): 52741367

約数列:

[1, 5, 7, 11, 13, 25, 35, 49, 55, 65, 77, 91, 143, 175, 245, 275, 325, 385, 431, 455, 539, 637, 715, 1001, 1225, 1925, 2155, 2275, 2695, 3017, 3185, 3575, 4741, 5005, 5603, 7007, 10775, 13475, 15085, 15925, 21119, 23705, 25025, 28015, 33187, 35035, 39221, 61633, 75425, 105595, 118525, 140075, 165935, 175175, 196105, 232309, 274547, 308165, 431431, 527975, 829675, 980525, 1161545, 1372735, 1540825, 2157155, 3020017, 5807725, 6863675, 10785775, 15100085, 75500425]

約数ペア:

[(1, 75500425), (5, 15100085), (7, 10785775), (11, 6863675), (13, 5807725), (25, 3020017), (35, 2157155), (49, 1540825), (55, 1372735), (65, 1161545), (77, 980525), (91, 829675), (143, 527975), (175, 431431), (245, 308165), (275, 274547), (325, 232309), (385, 196105), (431, 175175), (455, 165935), (539, 140075), (637, 118525), (715, 105595), (1001, 75425), (1225, 61633), (1925, 39221), (2155, 35035), (2275, 33187), (2695, 28015), (3017, 25025), (3185, 23705), (3575, 21119), (4741, 15925), (5005, 15085), (5603, 13475), (7007, 10775)]