83928425

素因数分解:

$5^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:678

約数の個数: 36

約数和(自身を含む): 122219856

約数和(自身を除く): 38291431

約数列:

[1, 5, 7, 25, 35, 49, 131, 175, 245, 523, 655, 917, 1225, 2615, 3275, 3661, 4585, 6419, 13075, 18305, 22925, 25627, 32095, 68513, 91525, 128135, 160475, 342565, 479591, 640675, 1712825, 2397955, 3357137, 11989775, 16785685, 83928425]

約数ペア:

[(1, 83928425), (5, 16785685), (7, 11989775), (25, 3357137), (35, 2397955), (49, 1712825), (131, 640675), (175, 479591), (245, 342565), (523, 160475), (655, 128135), (917, 91525), (1225, 68513), (2615, 32095), (3275, 25627), (3661, 22925), (4585, 18305), (6419, 13075)]