724492730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1071

約数の個数: 64

約数和(自身を含む): 1442907648

約数和(自身を除く): 718414918

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 103, 122, 130, 206, 305, 515, 610, 793, 887, 1030, 1339, 1586, 1774, 2678, 3965, 4435, 6283, 6695, 7930, 8870, 11531, 12566, 13390, 23062, 31415, 54107, 57655, 62830, 81679, 91361, 108214, 115310, 163358, 182722, 270535, 408395, 456805, 541070, 703391, 816790, 913610, 1187693, 1406782, 2375386, 3516955, 5573021, 5938465, 7033910, 11146042, 11876930, 27865105, 55730210, 72449273, 144898546, 362246365, 724492730]

約数ペア:

[(1, 724492730), (2, 362246365), (5, 144898546), (10, 72449273), (13, 55730210), (26, 27865105), (61, 11876930), (65, 11146042), (103, 7033910), (122, 5938465), (130, 5573021), (206, 3516955), (305, 2375386), (515, 1406782), (610, 1187693), (793, 913610), (887, 816790), (1030, 703391), (1339, 541070), (1586, 456805), (1774, 408395), (2678, 270535), (3965, 182722), (4435, 163358), (6283, 115310), (6695, 108214), (7930, 91361), (8870, 81679), (11531, 62830), (12566, 57655), (13390, 54107), (23062, 31415)]