71698025

素因数分解:

$5^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:678

約数の個数: 36

約数和(自身を含む): 104578128

約数和(自身を除く): 32880103

約数列:

[1, 5, 7, 25, 35, 49, 107, 175, 245, 535, 547, 749, 1225, 2675, 2735, 3745, 3829, 5243, 13675, 18725, 19145, 26215, 26803, 58529, 95725, 131075, 134015, 292645, 409703, 670075, 1463225, 2048515, 2867921, 10242575, 14339605, 71698025]

約数ペア:

[(1, 71698025), (5, 14339605), (7, 10242575), (25, 2867921), (35, 2048515), (49, 1463225), (107, 670075), (175, 409703), (245, 292645), (535, 134015), (547, 131075), (749, 95725), (1225, 58529), (2675, 26803), (2735, 26215), (3745, 19145), (3829, 18725), (5243, 13675)]