201020809976

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1061087}}^1$

素因数の和:1061316

約数の個数: 64

約数和(自身を含む): 458390016000

約数和(自身を除く): 257369206024

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 199, 238, 398, 476, 796, 952, 1393, 1592, 2786, 3383, 5572, 6766, 11144, 13532, 23681, 27064, 47362, 94724, 189448, 1061087, 2122174, 4244348, 7427609, 8488696, 14855218, 18038479, 29710436, 36076958, 59420872, 72153916, 126269353, 144307832, 211156313, 252538706, 422312626, 505077412, 844625252, 1010154824, 1478094191, 1689250504, 2956188382, 3589657321, 5912376764, 7179314642, 11824753528, 14358629284, 25127601247, 28717258568, 50255202494, 100510404988, 201020809976]

約数ペア:

[(1, 201020809976), (2, 100510404988), (4, 50255202494), (7, 28717258568), (8, 25127601247), (14, 14358629284), (17, 11824753528), (28, 7179314642), (34, 5912376764), (56, 3589657321), (68, 2956188382), (119, 1689250504), (136, 1478094191), (199, 1010154824), (238, 844625252), (398, 505077412), (476, 422312626), (796, 252538706), (952, 211156313), (1393, 144307832), (1592, 126269353), (2786, 72153916), (3383, 59420872), (5572, 36076958), (6766, 29710436), (11144, 18038479), (13532, 14855218), (23681, 8488696), (27064, 7427609), (47362, 4244348), (94724, 2122174), (189448, 1061087)]