128514530

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 245374272

約数和(自身を除く): 116859742

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 311, 430, 622, 961, 1333, 1555, 1922, 2666, 3110, 4805, 6665, 9610, 9641, 13330, 13373, 19282, 26746, 41323, 48205, 66865, 82646, 96410, 133730, 206615, 298871, 413230, 414563, 597742, 829126, 1494355, 2072815, 2988710, 4145630, 12851453, 25702906, 64257265, 128514530]

約数ペア:

[(1, 128514530), (2, 64257265), (5, 25702906), (10, 12851453), (31, 4145630), (43, 2988710), (62, 2072815), (86, 1494355), (155, 829126), (215, 597742), (310, 414563), (311, 413230), (430, 298871), (622, 206615), (961, 133730), (1333, 96410), (1555, 82646), (1922, 66865), (2666, 48205), (3110, 41323), (4805, 26746), (6665, 19282), (9610, 13373), (9641, 13330)]