75640760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145463}}^1$

素因数の和:145487

約数の個数: 32

約数和(自身を含む): 183284640

約数和(自身を除く): 107643880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 145463, 290926, 581852, 727315, 1163704, 1454630, 1891019, 2909260, 3782038, 5818520, 7564076, 9455095, 15128152, 18910190, 37820380, 75640760]

約数ペア:

[(1, 75640760), (2, 37820380), (4, 18910190), (5, 15128152), (8, 9455095), (10, 7564076), (13, 5818520), (20, 3782038), (26, 2909260), (40, 1891019), (52, 1454630), (65, 1163704), (104, 727315), (130, 581852), (260, 290926), (520, 145463)]