28925125

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{641}}^1$

素因数の和:694

約数の個数: 24

約数和(自身を含む): 38157912

約数和(自身を除く): 9232787

約数列:

[1, 5, 19, 25, 95, 125, 361, 475, 641, 1805, 2375, 3205, 9025, 12179, 16025, 45125, 60895, 80125, 231401, 304475, 1157005, 1522375, 5785025, 28925125]

約数ペア:

[(1, 28925125), (5, 5785025), (19, 1522375), (25, 1157005), (95, 304475), (125, 231401), (361, 80125), (475, 60895), (641, 45125), (1805, 16025), (2375, 12179), (3205, 9025)]