68331725

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{461}}^1$

素因数の和:507

約数の個数: 54

約数和(自身を含む): 108575082

約数和(自身を除く): 40243357

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 121, 175, 245, 275, 385, 461, 539, 605, 847, 1225, 1925, 2305, 2695, 3025, 3227, 4235, 5071, 5929, 11525, 13475, 16135, 21175, 22589, 25355, 29645, 35497, 55781, 80675, 112945, 126775, 148225, 177485, 248479, 278905, 390467, 564725, 887425, 1242395, 1394525, 1952335, 2733269, 6211975, 9761675, 13666345, 68331725]

約数ペア:

[(1, 68331725), (5, 13666345), (7, 9761675), (11, 6211975), (25, 2733269), (35, 1952335), (49, 1394525), (55, 1242395), (77, 887425), (121, 564725), (175, 390467), (245, 278905), (275, 248479), (385, 177485), (461, 148225), (539, 126775), (605, 112945), (847, 80675), (1225, 55781), (1925, 35497), (2305, 29645), (2695, 25355), (3025, 22589), (3227, 21175), (4235, 16135), (5071, 13475), (5929, 11525)]