16481425

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 21427200

約数和(自身を除く): 4945775

約数列:

[1, 5, 25, 29, 127, 145, 179, 635, 725, 895, 3175, 3683, 4475, 5191, 18415, 22733, 25955, 92075, 113665, 129775, 568325, 659257, 3296285, 16481425]

約数ペア:

[(1, 16481425), (5, 3296285), (25, 659257), (29, 568325), (127, 129775), (145, 113665), (179, 92075), (635, 25955), (725, 22733), (895, 18415), (3175, 5191), (3683, 4475)]