66485600

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2027}}^1$

素因数の和:2088

約数の個数: 72

約数和(自身を含む): 166348728

約数和(自身を除く): 99863128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 80, 82, 100, 160, 164, 200, 205, 328, 400, 410, 656, 800, 820, 1025, 1312, 1640, 2027, 2050, 3280, 4054, 4100, 6560, 8108, 8200, 10135, 16216, 16400, 20270, 32432, 32800, 40540, 50675, 64864, 81080, 83107, 101350, 162160, 166214, 202700, 324320, 332428, 405400, 415535, 664856, 810800, 831070, 1329712, 1621600, 1662140, 2077675, 2659424, 3324280, 4155350, 6648560, 8310700, 13297120, 16621400, 33242800, 66485600]

約数ペア:

[(1, 66485600), (2, 33242800), (4, 16621400), (5, 13297120), (8, 8310700), (10, 6648560), (16, 4155350), (20, 3324280), (25, 2659424), (32, 2077675), (40, 1662140), (41, 1621600), (50, 1329712), (80, 831070), (82, 810800), (100, 664856), (160, 415535), (164, 405400), (200, 332428), (205, 324320), (328, 202700), (400, 166214), (410, 162160), (656, 101350), (800, 83107), (820, 81080), (1025, 64864), (1312, 50675), (1640, 40540), (2027, 32800), (2050, 32432), (3280, 20270), (4054, 16400), (4100, 16216), (6560, 10135), (8108, 8200)]