52849480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 122880240

約数和(自身を除く): 70030760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 97, 106, 194, 212, 257, 265, 388, 424, 485, 514, 530, 776, 970, 1028, 1060, 1285, 1940, 2056, 2120, 2570, 3880, 5140, 5141, 10280, 10282, 13621, 20564, 24929, 25705, 27242, 41128, 49858, 51410, 54484, 68105, 99716, 102820, 108968, 124645, 136210, 199432, 205640, 249290, 272420, 498580, 544840, 997160, 1321237, 2642474, 5284948, 6606185, 10569896, 13212370, 26424740, 52849480]

約数ペア:

[(1, 52849480), (2, 26424740), (4, 13212370), (5, 10569896), (8, 6606185), (10, 5284948), (20, 2642474), (40, 1321237), (53, 997160), (97, 544840), (106, 498580), (194, 272420), (212, 249290), (257, 205640), (265, 199432), (388, 136210), (424, 124645), (485, 108968), (514, 102820), (530, 99716), (776, 68105), (970, 54484), (1028, 51410), (1060, 49858), (1285, 41128), (1940, 27242), (2056, 25705), (2120, 24929), (2570, 20564), (3880, 13621), (5140, 10282), (5141, 10280)]