72601520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{17123}}^1$

素因数の和:17189

約数の個数: 40

約数和(自身を含む): 171993456

約数和(自身を除く): 99391936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 17123, 34246, 68492, 85615, 136984, 171230, 273968, 342460, 684920, 907519, 1369840, 1815038, 3630076, 4537595, 7260152, 9075190, 14520304, 18150380, 36300760, 72601520]

約数ペア:

[(1, 72601520), (2, 36300760), (4, 18150380), (5, 14520304), (8, 9075190), (10, 7260152), (16, 4537595), (20, 3630076), (40, 1815038), (53, 1369840), (80, 907519), (106, 684920), (212, 342460), (265, 273968), (424, 171230), (530, 136984), (848, 85615), (1060, 68492), (2120, 34246), (4240, 17123)]