55131825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5527}}^1$

素因数の和:5566

約数の個数: 48

約数和(自身を含む): 109675520

約数和(自身を除く): 54543695

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 3325, 5527, 9975, 16581, 27635, 38689, 82905, 105013, 116067, 138175, 193445, 315039, 414525, 525065, 580335, 735091, 967225, 1575195, 2205273, 2625325, 2901675, 3675455, 7875975, 11026365, 18377275, 55131825]

約数ペア:

[(1, 55131825), (3, 18377275), (5, 11026365), (7, 7875975), (15, 3675455), (19, 2901675), (21, 2625325), (25, 2205273), (35, 1575195), (57, 967225), (75, 735091), (95, 580335), (105, 525065), (133, 414525), (175, 315039), (285, 193445), (399, 138175), (475, 116067), (525, 105013), (665, 82905), (1425, 38689), (1995, 27635), (3325, 16581), (5527, 9975)]