2722400

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 6890184

約数和(自身を除く): 4167784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 83, 100, 160, 164, 166, 200, 205, 328, 332, 400, 410, 415, 656, 664, 800, 820, 830, 1025, 1312, 1328, 1640, 1660, 2050, 2075, 2656, 3280, 3320, 3403, 4100, 4150, 6560, 6640, 6806, 8200, 8300, 13280, 13612, 16400, 16600, 17015, 27224, 32800, 33200, 34030, 54448, 66400, 68060, 85075, 108896, 136120, 170150, 272240, 340300, 544480, 680600, 1361200, 2722400]

約数ペア:

[(1, 2722400), (2, 1361200), (4, 680600), (5, 544480), (8, 340300), (10, 272240), (16, 170150), (20, 136120), (25, 108896), (32, 85075), (40, 68060), (41, 66400), (50, 54448), (80, 34030), (82, 33200), (83, 32800), (100, 27224), (160, 17015), (164, 16600), (166, 16400), (200, 13612), (205, 13280), (328, 8300), (332, 8200), (400, 6806), (410, 6640), (415, 6560), (656, 4150), (664, 4100), (800, 3403), (820, 3320), (830, 3280), (1025, 2656), (1312, 2075), (1328, 2050), (1640, 1660)]