25505725

素因数分解:

$5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:514

約数の個数: 36

約数和(自身を含む): 37658304

約数和(自身を除く): 12152579

約数列:

[1, 5, 7, 25, 35, 47, 49, 175, 235, 245, 329, 443, 1175, 1225, 1645, 2215, 2303, 3101, 8225, 11075, 11515, 15505, 20821, 21707, 57575, 77525, 104105, 108535, 145747, 520525, 542675, 728735, 1020229, 3643675, 5101145, 25505725]

約数ペア:

[(1, 25505725), (5, 5101145), (7, 3643675), (25, 1020229), (35, 728735), (47, 542675), (49, 520525), (175, 145747), (235, 108535), (245, 104105), (329, 77525), (443, 57575), (1175, 21707), (1225, 20821), (1645, 15505), (2215, 11515), (2303, 11075), (3101, 8225)]