131475245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 187996032

約数和(自身を除く): 56520787

約数列:

[1, 5, 11, 23, 37, 53, 55, 115, 185, 253, 265, 407, 583, 851, 1219, 1265, 1961, 2035, 2809, 2915, 4255, 6095, 9361, 9805, 13409, 14045, 21571, 30899, 45103, 46805, 64607, 67045, 103933, 107855, 154495, 225515, 323035, 496133, 519665, 710677, 1143263, 2390459, 2480665, 3553385, 5716315, 11952295, 26295049, 131475245]

約数ペア:

[(1, 131475245), (5, 26295049), (11, 11952295), (23, 5716315), (37, 3553385), (53, 2480665), (55, 2390459), (115, 1143263), (185, 710677), (253, 519665), (265, 496133), (407, 323035), (583, 225515), (851, 154495), (1219, 107855), (1265, 103933), (1961, 67045), (2035, 64607), (2809, 46805), (2915, 45103), (4255, 30899), (6095, 21571), (9361, 14045), (9805, 13409)]