72724145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{16699}}^1$

素因数の和:16784

約数の個数: 16

約数和(自身を含む): 95390400

約数和(自身を除く): 22666255

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 16699, 83495, 217087, 1085435, 1118833, 5594165, 14544829, 72724145]

約数ペア:

[(1, 72724145), (5, 14544829), (13, 5594165), (65, 1118833), (67, 1085435), (335, 217087), (871, 83495), (4355, 16699)]