204098125

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4241}}^1$

素因数の和:4279

約数の個数: 40

約数和(自身を含む): 318048192

約数和(自身を除く): 113950067

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 625, 875, 1375, 1925, 4241, 4375, 6875, 9625, 21205, 29687, 46651, 48125, 106025, 148435, 233255, 326557, 530125, 742175, 1166275, 1632785, 2650625, 3710875, 5831375, 8163925, 18554375, 29156875, 40819625, 204098125]

約数ペア:

[(1, 204098125), (5, 40819625), (7, 29156875), (11, 18554375), (25, 8163925), (35, 5831375), (55, 3710875), (77, 2650625), (125, 1632785), (175, 1166275), (275, 742175), (385, 530125), (625, 326557), (875, 233255), (1375, 148435), (1925, 106025), (4241, 48125), (4375, 46651), (6875, 29687), (9625, 21205)]