199205120

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8231

約数の個数: 72

約数和(自身を含む): 502333440

約数和(自身を除く): 303128320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 8191, 12160, 16382, 24320, 32764, 40955, 65528, 81910, 131056, 155629, 163820, 262112, 311258, 327640, 524224, 622516, 655280, 778145, 1048448, 1245032, 1310560, 1556290, 2096896, 2490064, 2621120, 3112580, 4980128, 5242240, 6225160, 9960256, 10484480, 12450320, 19920512, 24900640, 39841024, 49801280, 99602560, 199205120]

約数ペア:

[(1, 199205120), (2, 99602560), (4, 49801280), (5, 39841024), (8, 24900640), (10, 19920512), (16, 12450320), (19, 10484480), (20, 9960256), (32, 6225160), (38, 5242240), (40, 4980128), (64, 3112580), (76, 2621120), (80, 2490064), (95, 2096896), (128, 1556290), (152, 1310560), (160, 1245032), (190, 1048448), (256, 778145), (304, 655280), (320, 622516), (380, 524224), (608, 327640), (640, 311258), (760, 262112), (1216, 163820), (1280, 155629), (1520, 131056), (2432, 81910), (3040, 65528), (4864, 40955), (6080, 32764), (8191, 24320), (12160, 16382)]