25593512

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 57335040

約数和(自身を除く): 31741528

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 71, 82, 142, 157, 164, 284, 287, 314, 328, 497, 568, 574, 628, 994, 1099, 1148, 1256, 1988, 2198, 2296, 2911, 3976, 4396, 5822, 6437, 8792, 11147, 11644, 12874, 20377, 22294, 23288, 25748, 40754, 44588, 45059, 51496, 78029, 81508, 89176, 90118, 156058, 163016, 180236, 312116, 360472, 457027, 624232, 914054, 1828108, 3199189, 3656216, 6398378, 12796756, 25593512]

約数ペア:

[(1, 25593512), (2, 12796756), (4, 6398378), (7, 3656216), (8, 3199189), (14, 1828108), (28, 914054), (41, 624232), (56, 457027), (71, 360472), (82, 312116), (142, 180236), (157, 163016), (164, 156058), (284, 90118), (287, 89176), (314, 81508), (328, 78029), (497, 51496), (568, 45059), (574, 44588), (628, 40754), (994, 25748), (1099, 23288), (1148, 22294), (1256, 20377), (1988, 12874), (2198, 11644), (2296, 11147), (2911, 8792), (3976, 6437), (4396, 5822)]