195943040

素因数分解:

$2^7\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1451}}^1$

素因数の和:1681

約数の個数: 64

約数和(自身を含む): 470970720

約数和(自身を除く): 275027680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 320, 422, 640, 844, 1055, 1451, 1688, 2110, 2902, 3376, 4220, 5804, 6752, 7255, 8440, 11608, 13504, 14510, 16880, 23216, 27008, 29020, 33760, 46432, 58040, 67520, 92864, 116080, 135040, 185728, 232160, 306161, 464320, 612322, 928640, 1224644, 1530805, 2449288, 3061610, 4898576, 6123220, 9797152, 12246440, 19594304, 24492880, 39188608, 48985760, 97971520, 195943040]

約数ペア:

[(1, 195943040), (2, 97971520), (4, 48985760), (5, 39188608), (8, 24492880), (10, 19594304), (16, 12246440), (20, 9797152), (32, 6123220), (40, 4898576), (64, 3061610), (80, 2449288), (128, 1530805), (160, 1224644), (211, 928640), (320, 612322), (422, 464320), (640, 306161), (844, 232160), (1055, 185728), (1451, 135040), (1688, 116080), (2110, 92864), (2902, 67520), (3376, 58040), (4220, 46432), (5804, 33760), (6752, 29020), (7255, 27008), (8440, 23216), (11608, 16880), (13504, 14510)]