200105320

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 463345920

約数和(自身を除く): 263240600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 163, 188, 235, 326, 376, 470, 652, 653, 815, 940, 1304, 1306, 1630, 1880, 2612, 3260, 3265, 5224, 6520, 6530, 7661, 13060, 15322, 26120, 30644, 30691, 38305, 61288, 61382, 76610, 106439, 122764, 153220, 153455, 212878, 245528, 306440, 306910, 425756, 532195, 613820, 851512, 1064390, 1227640, 2128780, 4257560, 5002633, 10005266, 20010532, 25013165, 40021064, 50026330, 100052660, 200105320]

約数ペア:

[(1, 200105320), (2, 100052660), (4, 50026330), (5, 40021064), (8, 25013165), (10, 20010532), (20, 10005266), (40, 5002633), (47, 4257560), (94, 2128780), (163, 1227640), (188, 1064390), (235, 851512), (326, 613820), (376, 532195), (470, 425756), (652, 306910), (653, 306440), (815, 245528), (940, 212878), (1304, 153455), (1306, 153220), (1630, 122764), (1880, 106439), (2612, 76610), (3260, 61382), (3265, 61288), (5224, 38305), (6520, 30691), (6530, 30644), (7661, 26120), (13060, 15322)]