25939760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4211}}^1$

素因数の和:4242

約数の個数: 80

約数和(自身を含む): 75209472

約数和(自身を除く): 49269712

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 4211, 6160, 8422, 16844, 21055, 29477, 33688, 42110, 46321, 58954, 67376, 84220, 92642, 117908, 147385, 168440, 185284, 231605, 235816, 294770, 324247, 336880, 370568, 463210, 471632, 589540, 648494, 741136, 926420, 1179080, 1296988, 1621235, 1852840, 2358160, 2593976, 3242470, 3705680, 5187952, 6484940, 12969880, 25939760]

約数ペア:

[(1, 25939760), (2, 12969880), (4, 6484940), (5, 5187952), (7, 3705680), (8, 3242470), (10, 2593976), (11, 2358160), (14, 1852840), (16, 1621235), (20, 1296988), (22, 1179080), (28, 926420), (35, 741136), (40, 648494), (44, 589540), (55, 471632), (56, 463210), (70, 370568), (77, 336880), (80, 324247), (88, 294770), (110, 235816), (112, 231605), (140, 185284), (154, 168440), (176, 147385), (220, 117908), (280, 92642), (308, 84220), (385, 67376), (440, 58954), (560, 46321), (616, 42110), (770, 33688), (880, 29477), (1232, 21055), (1540, 16844), (3080, 8422), (4211, 6160)]