71727425

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5323}}^1$

素因数の和:5358

約数の個数: 36

約数和(自身を含む): 112890096

約数和(自身を除く): 41162671

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 175, 245, 275, 385, 539, 1225, 1925, 2695, 5323, 13475, 26615, 37261, 58553, 133075, 186305, 260827, 292765, 409871, 931525, 1304135, 1463825, 2049355, 2869097, 6520675, 10246775, 14345485, 71727425]

約数ペア:

[(1, 71727425), (5, 14345485), (7, 10246775), (11, 6520675), (25, 2869097), (35, 2049355), (49, 1463825), (55, 1304135), (77, 931525), (175, 409871), (245, 292765), (275, 260827), (385, 186305), (539, 133075), (1225, 58553), (1925, 37261), (2695, 26615), (5323, 13475)]