187656976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 404224128

約数和(自身を除く): 216567152

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 97, 104, 131, 142, 194, 208, 262, 284, 388, 524, 568, 776, 923, 1048, 1136, 1261, 1552, 1703, 1846, 2096, 2522, 3406, 3692, 5044, 6812, 6887, 7384, 9301, 10088, 12707, 13624, 13774, 14768, 18602, 20176, 25414, 27248, 27548, 37204, 50828, 55096, 74408, 89531, 101656, 110192, 120913, 148816, 165191, 179062, 203312, 241826, 330382, 358124, 483652, 660764, 716248, 902197, 967304, 1321528, 1432496, 1804394, 1934608, 2643056, 3608788, 7217576, 11728561, 14435152, 23457122, 46914244, 93828488, 187656976]

約数ペア:

[(1, 187656976), (2, 93828488), (4, 46914244), (8, 23457122), (13, 14435152), (16, 11728561), (26, 7217576), (52, 3608788), (71, 2643056), (97, 1934608), (104, 1804394), (131, 1432496), (142, 1321528), (194, 967304), (208, 902197), (262, 716248), (284, 660764), (388, 483652), (524, 358124), (568, 330382), (776, 241826), (923, 203312), (1048, 179062), (1136, 165191), (1261, 148816), (1552, 120913), (1703, 110192), (1846, 101656), (2096, 89531), (2522, 74408), (3406, 55096), (3692, 50828), (5044, 37204), (6812, 27548), (6887, 27248), (7384, 25414), (9301, 20176), (10088, 18602), (12707, 14768), (13624, 13774)]