67644460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{260171}}^1$

素因数の和:260193

約数の個数: 24

約数和(自身を含む): 152981136

約数和(自身を除く): 85336676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 260171, 520342, 1040684, 1300855, 2601710, 3382223, 5203420, 6764446, 13528892, 16911115, 33822230, 67644460]

約数ペア:

[(1, 67644460), (2, 33822230), (4, 16911115), (5, 13528892), (10, 6764446), (13, 5203420), (20, 3382223), (26, 2601710), (52, 1300855), (65, 1040684), (130, 520342), (260, 260171)]