1900385875

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{523}}^1\times {\mathrm{709}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 2437606080

約数和(自身を除く): 537220205

約数列:

[1, 5, 25, 41, 125, 205, 523, 709, 1025, 2615, 3545, 5125, 13075, 17725, 21443, 29069, 65375, 88625, 107215, 145345, 370807, 536075, 726725, 1854035, 2680375, 3633625, 9270175, 15203087, 46350875, 76015435, 380077175, 1900385875]

約数ペア:

[(1, 1900385875), (5, 380077175), (25, 76015435), (41, 46350875), (125, 15203087), (205, 9270175), (523, 3633625), (709, 2680375), (1025, 1854035), (2615, 726725), (3545, 536075), (5125, 370807), (13075, 145345), (17725, 107215), (21443, 88625), (29069, 65375)]