78198616

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 159667200

約数和(自身を除く): 81468584

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 83, 116, 124, 131, 166, 232, 248, 262, 332, 524, 664, 899, 1048, 1798, 2407, 2573, 3596, 3799, 4061, 4814, 5146, 7192, 7598, 8122, 9628, 10292, 10873, 15196, 16244, 19256, 20584, 21746, 30392, 32488, 43492, 74617, 86984, 117769, 149234, 235538, 298468, 315317, 337063, 471076, 596936, 630634, 674126, 942152, 1261268, 1348252, 2522536, 2696504, 9774827, 19549654, 39099308, 78198616]

約数ペア:

[(1, 78198616), (2, 39099308), (4, 19549654), (8, 9774827), (29, 2696504), (31, 2522536), (58, 1348252), (62, 1261268), (83, 942152), (116, 674126), (124, 630634), (131, 596936), (166, 471076), (232, 337063), (248, 315317), (262, 298468), (332, 235538), (524, 149234), (664, 117769), (899, 86984), (1048, 74617), (1798, 43492), (2407, 32488), (2573, 30392), (3596, 21746), (3799, 20584), (4061, 19256), (4814, 16244), (5146, 15196), (7192, 10873), (7598, 10292), (8122, 9628)]