528033875

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{523}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 679783104

約数和(自身を除く): 151749229

約数列:

[1, 5, 25, 41, 125, 197, 205, 523, 985, 1025, 2615, 4925, 5125, 8077, 13075, 21443, 24625, 40385, 65375, 103031, 107215, 201925, 515155, 536075, 1009625, 2575775, 2680375, 4224271, 12878875, 21121355, 105606775, 528033875]

約数ペア:

[(1, 528033875), (5, 105606775), (25, 21121355), (41, 12878875), (125, 4224271), (197, 2680375), (205, 2575775), (523, 1009625), (985, 536075), (1025, 515155), (2615, 201925), (4925, 107215), (5125, 103031), (8077, 65375), (13075, 40385), (21443, 24625)]