64945475

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5227}}^1$

素因数の和:5315

約数の個数: 24

約数和(自身を含む): 93351168

約数和(自身を除く): 28405693

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1775, 2485, 5227, 12425, 26135, 36589, 130675, 182945, 371117, 914725, 1855585, 2597819, 9277925, 12989095, 64945475]

約数ペア:

[(1, 64945475), (5, 12989095), (7, 9277925), (25, 2597819), (35, 1855585), (71, 914725), (175, 371117), (355, 182945), (497, 130675), (1775, 36589), (2485, 26135), (5227, 12425)]