20629125

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1667}}^1$

素因数の和:1699

約数の個数: 48

約数和(自身を含む): 40592448

約数和(自身を除く): 19963323

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 275, 375, 495, 825, 1125, 1375, 1667, 2475, 4125, 5001, 8335, 12375, 15003, 18337, 25005, 41675, 55011, 75015, 91685, 125025, 165033, 208375, 275055, 375075, 458425, 625125, 825165, 1375275, 1875375, 2292125, 4125825, 6876375, 20629125]

約数ペア:

[(1, 20629125), (3, 6876375), (5, 4125825), (9, 2292125), (11, 1875375), (15, 1375275), (25, 825165), (33, 625125), (45, 458425), (55, 375075), (75, 275055), (99, 208375), (125, 165033), (165, 125025), (225, 91685), (275, 75015), (375, 55011), (495, 41675), (825, 25005), (1125, 18337), (1375, 15003), (1667, 12375), (2475, 8335), (4125, 5001)]