79746940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1091

約数の個数: 96

約数和(自身を含む): 211115520

約数和(自身を除く): 131368580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 260, 301, 364, 430, 455, 559, 602, 860, 910, 1019, 1118, 1204, 1505, 1820, 2038, 2236, 2795, 3010, 3913, 4076, 5095, 5590, 6020, 7133, 7826, 10190, 11180, 13247, 14266, 15652, 19565, 20380, 26494, 28532, 35665, 39130, 43817, 52988, 66235, 71330, 78260, 87634, 92729, 132470, 142660, 175268, 185458, 219085, 264940, 306719, 370916, 438170, 463645, 569621, 613438, 876340, 927290, 1139242, 1226876, 1533595, 1854580, 2278484, 2848105, 3067190, 3987347, 5696210, 6134380, 7974694, 11392420, 15949388, 19936735, 39873470, 79746940]

約数ペア:

[(1, 79746940), (2, 39873470), (4, 19936735), (5, 15949388), (7, 11392420), (10, 7974694), (13, 6134380), (14, 5696210), (20, 3987347), (26, 3067190), (28, 2848105), (35, 2278484), (43, 1854580), (52, 1533595), (65, 1226876), (70, 1139242), (86, 927290), (91, 876340), (130, 613438), (140, 569621), (172, 463645), (182, 438170), (215, 370916), (260, 306719), (301, 264940), (364, 219085), (430, 185458), (455, 175268), (559, 142660), (602, 132470), (860, 92729), (910, 87634), (1019, 78260), (1118, 71330), (1204, 66235), (1505, 52988), (1820, 43817), (2038, 39130), (2236, 35665), (2795, 28532), (3010, 26494), (3913, 20380), (4076, 19565), (5095, 15652), (5590, 14266), (6020, 13247), (7133, 11180), (7826, 10190)]