203028145

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^2$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 257483520

約数和(自身を除く): 54455375

約数列:

[1, 5, 31, 59, 149, 155, 295, 745, 1829, 4619, 8791, 9145, 22201, 23095, 43955, 111005, 272521, 688231, 1309859, 1362605, 3441155, 6549295, 40605629, 203028145]

約数ペア:

[(1, 203028145), (5, 40605629), (31, 6549295), (59, 3441155), (149, 1362605), (155, 1309859), (295, 688231), (745, 272521), (1829, 111005), (4619, 43955), (8791, 23095), (9145, 22201)]