72643168

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 163924992

約数和(自身を除く): 91281824

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 43, 52, 62, 86, 104, 124, 131, 172, 208, 248, 262, 344, 403, 416, 496, 524, 559, 688, 806, 992, 1048, 1118, 1333, 1376, 1612, 1703, 2096, 2236, 2666, 3224, 3406, 4061, 4192, 4472, 5332, 5633, 6448, 6812, 8122, 8944, 10664, 11266, 12896, 13624, 16244, 17329, 17888, 21328, 22532, 27248, 32488, 34658, 42656, 45064, 52793, 54496, 64976, 69316, 73229, 90128, 105586, 129952, 138632, 146458, 174623, 180256, 211172, 277264, 292916, 349246, 422344, 554528, 585832, 698492, 844688, 1171664, 1396984, 1689376, 2270099, 2343328, 2793968, 4540198, 5587936, 9080396, 18160792, 36321584, 72643168]

約数ペア:

[(1, 72643168), (2, 36321584), (4, 18160792), (8, 9080396), (13, 5587936), (16, 4540198), (26, 2793968), (31, 2343328), (32, 2270099), (43, 1689376), (52, 1396984), (62, 1171664), (86, 844688), (104, 698492), (124, 585832), (131, 554528), (172, 422344), (208, 349246), (248, 292916), (262, 277264), (344, 211172), (403, 180256), (416, 174623), (496, 146458), (524, 138632), (559, 129952), (688, 105586), (806, 90128), (992, 73229), (1048, 69316), (1118, 64976), (1333, 54496), (1376, 52793), (1612, 45064), (1703, 42656), (2096, 34658), (2236, 32488), (2666, 27248), (3224, 22532), (3406, 21328), (4061, 17888), (4192, 17329), (4472, 16244), (5332, 13624), (5633, 12896), (6448, 11266), (6812, 10664), (8122, 8944)]