677128525

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{7589}}^1$

素因数の和:7725

約数の個数: 24

約数和(自身を含む): 869631840

約数和(自身を除く): 192503315

約数列:

[1, 5, 25, 43, 83, 215, 415, 1075, 2075, 3569, 7589, 17845, 37945, 89225, 189725, 326327, 629887, 1631635, 3149435, 8158175, 15747175, 27085141, 135425705, 677128525]

約数ペア:

[(1, 677128525), (5, 135425705), (25, 27085141), (43, 15747175), (83, 8158175), (215, 3149435), (415, 1631635), (1075, 629887), (2075, 326327), (3569, 189725), (7589, 89225), (17845, 37945)]