71430400

素因数分解:

$2^8\times 5^2\times {\mathrm{11161}}^1$

素因数の和:11187

約数の個数: 54

約数和(自身を含む): 176817242

約数和(自身を除く): 105386842

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 11161, 22322, 44644, 55805, 89288, 111610, 178576, 223220, 279025, 357152, 446440, 558050, 714304, 892880, 1116100, 1428608, 1785760, 2232200, 2857216, 3571520, 4464400, 7143040, 8928800, 14286080, 17857600, 35715200, 71430400]

約数ペア:

[(1, 71430400), (2, 35715200), (4, 17857600), (5, 14286080), (8, 8928800), (10, 7143040), (16, 4464400), (20, 3571520), (25, 2857216), (32, 2232200), (40, 1785760), (50, 1428608), (64, 1116100), (80, 892880), (100, 714304), (128, 558050), (160, 446440), (200, 357152), (256, 279025), (320, 223220), (400, 178576), (640, 111610), (800, 89288), (1280, 55805), (1600, 44644), (3200, 22322), (6400, 11161)]