425431375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 608549760

約数和(自身を除く): 183118385

約数列:

[1, 5, 17, 19, 25, 41, 85, 95, 125, 205, 257, 323, 425, 475, 697, 779, 1025, 1285, 1615, 2125, 2375, 3485, 3895, 4369, 4883, 5125, 6425, 8075, 10537, 13243, 17425, 19475, 21845, 24415, 32125, 40375, 52685, 66215, 83011, 87125, 97375, 109225, 122075, 179129, 200203, 263425, 331075, 415055, 546125, 610375, 895645, 1001015, 1317125, 1655375, 2075275, 3403451, 4478225, 5005075, 10376375, 17017255, 22391125, 25025375, 85086275, 425431375]

約数ペア:

[(1, 425431375), (5, 85086275), (17, 25025375), (19, 22391125), (25, 17017255), (41, 10376375), (85, 5005075), (95, 4478225), (125, 3403451), (205, 2075275), (257, 1655375), (323, 1317125), (425, 1001015), (475, 895645), (697, 610375), (779, 546125), (1025, 415055), (1285, 331075), (1615, 263425), (2125, 200203), (2375, 179129), (3485, 122075), (3895, 109225), (4369, 97375), (4883, 87125), (5125, 83011), (6425, 66215), (8075, 52685), (10537, 40375), (13243, 32125), (17425, 24415), (19475, 21845)]