180738825

素因数分解:

$3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{9601}}^1$

素因数の和:9865

約数の個数: 24

約数和(自身を含む): 300043296

約数和(自身を除く): 119304471

約数列:

[1, 3, 5, 15, 25, 75, 251, 753, 1255, 3765, 6275, 9601, 18825, 28803, 48005, 144015, 240025, 720075, 2409851, 7229553, 12049255, 36147765, 60246275, 180738825]

約数ペア:

[(1, 180738825), (3, 60246275), (5, 36147765), (15, 12049255), (25, 7229553), (75, 2409851), (251, 720075), (753, 240025), (1255, 144015), (3765, 48005), (6275, 28803), (9601, 18825)]