56508890

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 104098176

約数和(自身を除く): 47589286

約数列:

[1, 2, 5, 10, 83, 103, 166, 206, 415, 515, 661, 830, 1030, 1322, 3305, 6610, 8549, 17098, 42745, 54863, 68083, 85490, 109726, 136166, 274315, 340415, 548630, 680830, 5650889, 11301778, 28254445, 56508890]

約数ペア:

[(1, 56508890), (2, 28254445), (5, 11301778), (10, 5650889), (83, 680830), (103, 548630), (166, 340415), (206, 274315), (415, 136166), (515, 109726), (661, 85490), (830, 68083), (1030, 54863), (1322, 42745), (3305, 17098), (6610, 8549)]