55723720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1061}}^1$

素因数の和:1186

約数の個数: 64

約数和(自身を含む): 136488240

約数和(自身を除く): 80764520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1061, 1313, 2020, 2122, 2626, 4040, 4244, 5252, 5305, 6565, 8488, 10504, 10610, 13130, 13793, 21220, 26260, 27586, 42440, 52520, 55172, 68965, 107161, 110344, 137930, 214322, 275860, 428644, 535805, 551720, 857288, 1071610, 1393093, 2143220, 2786186, 4286440, 5572372, 6965465, 11144744, 13930930, 27861860, 55723720]

約数ペア:

[(1, 55723720), (2, 27861860), (4, 13930930), (5, 11144744), (8, 6965465), (10, 5572372), (13, 4286440), (20, 2786186), (26, 2143220), (40, 1393093), (52, 1071610), (65, 857288), (101, 551720), (104, 535805), (130, 428644), (202, 275860), (260, 214322), (404, 137930), (505, 110344), (520, 107161), (808, 68965), (1010, 55172), (1061, 52520), (1313, 42440), (2020, 27586), (2122, 26260), (2626, 21220), (4040, 13793), (4244, 13130), (5252, 10610), (5305, 10504), (6565, 8488)]