165030400

素因数分解:

$2^9\times 5^2\times {\mathrm{12893}}^1$

素因数の和:12921

約数の個数: 60

約数和(自身を含む): 408907422

約数和(自身を除く): 243877022

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 12800, 12893, 25786, 51572, 64465, 103144, 128930, 206288, 257860, 322325, 412576, 515720, 644650, 825152, 1031440, 1289300, 1650304, 2062880, 2578600, 3300608, 4125760, 5157200, 6601216, 8251520, 10314400, 16503040, 20628800, 33006080, 41257600, 82515200, 165030400]

約数ペア:

[(1, 165030400), (2, 82515200), (4, 41257600), (5, 33006080), (8, 20628800), (10, 16503040), (16, 10314400), (20, 8251520), (25, 6601216), (32, 5157200), (40, 4125760), (50, 3300608), (64, 2578600), (80, 2062880), (100, 1650304), (128, 1289300), (160, 1031440), (200, 825152), (256, 644650), (320, 515720), (400, 412576), (512, 322325), (640, 257860), (800, 206288), (1280, 128930), (1600, 103144), (2560, 64465), (3200, 51572), (6400, 25786), (12800, 12893)]