205275512

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{1019}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 419985000

約数和(自身を除く): 214709488

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 169, 298, 338, 596, 676, 1019, 1192, 1352, 1937, 2038, 3874, 4076, 7748, 8152, 13247, 15496, 25181, 26494, 50362, 52988, 100724, 105976, 151831, 172211, 201448, 303662, 344422, 607324, 688844, 1214648, 1377688, 1973803, 3947606, 7895212, 15790424, 25659439, 51318878, 102637756, 205275512]

約数ペア:

[(1, 205275512), (2, 102637756), (4, 51318878), (8, 25659439), (13, 15790424), (26, 7895212), (52, 3947606), (104, 1973803), (149, 1377688), (169, 1214648), (298, 688844), (338, 607324), (596, 344422), (676, 303662), (1019, 201448), (1192, 172211), (1352, 151831), (1937, 105976), (2038, 100724), (3874, 52988), (4076, 50362), (7748, 26494), (8152, 25181), (13247, 15496)]