16191325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 21427200

約数和(自身を除く): 5235875

約数列:

[1, 5, 19, 25, 89, 95, 383, 445, 475, 1691, 1915, 2225, 7277, 8455, 9575, 34087, 36385, 42275, 170435, 181925, 647653, 852175, 3238265, 16191325]

約数ペア:

[(1, 16191325), (5, 3238265), (19, 852175), (25, 647653), (89, 181925), (95, 170435), (383, 42275), (445, 36385), (475, 34087), (1691, 9575), (1915, 8455), (2225, 7277)]