25361248

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:791

約数の個数: 48

約数和(自身を含む): 55051920

約数和(自身を除く): 29690672

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 109, 176, 218, 352, 436, 661, 872, 1199, 1322, 1744, 2398, 2644, 3488, 4796, 5288, 7271, 9592, 10576, 14542, 19184, 21152, 29084, 38368, 58168, 72049, 116336, 144098, 232672, 288196, 576392, 792539, 1152784, 1585078, 2305568, 3170156, 6340312, 12680624, 25361248]

約数ペア:

[(1, 25361248), (2, 12680624), (4, 6340312), (8, 3170156), (11, 2305568), (16, 1585078), (22, 1152784), (32, 792539), (44, 576392), (88, 288196), (109, 232672), (176, 144098), (218, 116336), (352, 72049), (436, 58168), (661, 38368), (872, 29084), (1199, 21152), (1322, 19184), (1744, 14542), (2398, 10576), (2644, 9592), (3488, 7271), (4796, 5288)]