9900275

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 15832320

約数和(自身を除く): 5932045

約数列:

[1, 5, 7, 11, 25, 35, 37, 55, 77, 139, 175, 185, 259, 275, 385, 407, 695, 925, 973, 1295, 1529, 1925, 2035, 2849, 3475, 4865, 5143, 6475, 7645, 10175, 10703, 14245, 24325, 25715, 36001, 38225, 53515, 56573, 71225, 128575, 180005, 267575, 282865, 396011, 900025, 1414325, 1980055, 9900275]

約数ペア:

[(1, 9900275), (5, 1980055), (7, 1414325), (11, 900025), (25, 396011), (35, 282865), (37, 267575), (55, 180005), (77, 128575), (139, 71225), (175, 56573), (185, 53515), (259, 38225), (275, 36001), (385, 25715), (407, 24325), (695, 14245), (925, 10703), (973, 10175), (1295, 7645), (1529, 6475), (1925, 5143), (2035, 4865), (2849, 3475)]