72968475

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^2\times {\mathrm{193}}^1$

素因数の和:348

約数の個数: 36

約数和(自身を含む): 122998328

約数和(自身を除く): 50029853

約数列:

[1, 3, 5, 15, 25, 71, 75, 193, 213, 355, 579, 965, 1065, 1775, 2895, 4825, 5041, 5325, 13703, 14475, 15123, 25205, 41109, 68515, 75615, 126025, 205545, 342575, 378075, 972913, 1027725, 2918739, 4864565, 14593695, 24322825, 72968475]

約数ペア:

[(1, 72968475), (3, 24322825), (5, 14593695), (15, 4864565), (25, 2918739), (71, 1027725), (75, 972913), (193, 378075), (213, 342575), (355, 205545), (579, 126025), (965, 75615), (1065, 68515), (1775, 41109), (2895, 25205), (4825, 15123), (5041, 14475), (5325, 13703)]