25767376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1639

約数の個数: 40

約数和(自身を含む): 53762184

約数和(自身を除く): 27994808

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 1553, 2074, 3106, 4148, 6212, 8296, 12424, 16592, 24848, 26401, 52802, 94733, 105604, 189466, 211208, 378932, 422416, 757864, 1515728, 1610461, 3220922, 6441844, 12883688, 25767376]

約数ペア:

[(1, 25767376), (2, 12883688), (4, 6441844), (8, 3220922), (16, 1610461), (17, 1515728), (34, 757864), (61, 422416), (68, 378932), (122, 211208), (136, 189466), (244, 105604), (272, 94733), (488, 52802), (976, 26401), (1037, 24848), (1553, 16592), (2074, 12424), (3106, 8296), (4148, 6212)]