71387575

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13159}}^1$

素因数の和:13207

約数の個数: 24

約数和(自身を含む): 104437760

約数和(自身を除く): 33050185

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5425, 13159, 65795, 92113, 328975, 407929, 460565, 2039645, 2302825, 2855503, 10198225, 14277515, 71387575]

約数ペア:

[(1, 71387575), (5, 14277515), (7, 10198225), (25, 2855503), (31, 2302825), (35, 2039645), (155, 460565), (175, 407929), (217, 328975), (775, 92113), (1085, 65795), (5425, 13159)]