25578224

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 59996160

約数和(自身を除く): 34417936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 53, 56, 62, 106, 112, 124, 139, 212, 217, 248, 278, 371, 424, 434, 496, 556, 742, 848, 868, 973, 1112, 1484, 1643, 1736, 1946, 2224, 2968, 3286, 3472, 3892, 4309, 5936, 6572, 7367, 7784, 8618, 11501, 13144, 14734, 15568, 17236, 23002, 26288, 29468, 30163, 34472, 46004, 51569, 58936, 60326, 68944, 92008, 103138, 117872, 120652, 184016, 206276, 228377, 241304, 412552, 456754, 482608, 825104, 913508, 1598639, 1827016, 3197278, 3654032, 6394556, 12789112, 25578224]

約数ペア:

[(1, 25578224), (2, 12789112), (4, 6394556), (7, 3654032), (8, 3197278), (14, 1827016), (16, 1598639), (28, 913508), (31, 825104), (53, 482608), (56, 456754), (62, 412552), (106, 241304), (112, 228377), (124, 206276), (139, 184016), (212, 120652), (217, 117872), (248, 103138), (278, 92008), (371, 68944), (424, 60326), (434, 58936), (496, 51569), (556, 46004), (742, 34472), (848, 30163), (868, 29468), (973, 26288), (1112, 23002), (1484, 17236), (1643, 15568), (1736, 14734), (1946, 13144), (2224, 11501), (2968, 8618), (3286, 7784), (3472, 7367), (3892, 6572), (4309, 5936)]