66530900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{12553}}^1$

素因数の和:12620

約数の個数: 36

約数和(自身を含む): 147107772

約数和(自身を除く): 80576872

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 12553, 25106, 50212, 62765, 125530, 251060, 313825, 627650, 665309, 1255300, 1330618, 2661236, 3326545, 6653090, 13306180, 16632725, 33265450, 66530900]

約数ペア:

[(1, 66530900), (2, 33265450), (4, 16632725), (5, 13306180), (10, 6653090), (20, 3326545), (25, 2661236), (50, 1330618), (53, 1255300), (100, 665309), (106, 627650), (212, 313825), (265, 251060), (530, 125530), (1060, 62765), (1325, 50212), (2650, 25106), (5300, 12553)]