7071488395775

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{809}}^1\times {\mathrm{1321}}^1\times {\mathrm{4339}}^1$

素因数の和:6540

約数の個数: 48

約数和(自身を含む): 8932223613600

約数和(自身を除く): 1860735217825

約数列:

[1, 5, 25, 61, 305, 809, 1321, 1525, 4045, 4339, 6605, 20225, 21695, 33025, 49349, 80581, 108475, 246745, 264679, 402905, 1068689, 1233725, 1323395, 2014525, 3510251, 5343445, 5731819, 6616975, 17551255, 26717225, 28659095, 65190029, 87756275, 143295475, 214125311, 325950145, 349640959, 1070626555, 1629750725, 1748204795, 4637041571, 5353132775, 8741023975, 23185207855, 115926039275, 282859535831, 1414297679155, 7071488395775]

約数ペア:

[(1, 7071488395775), (5, 1414297679155), (25, 282859535831), (61, 115926039275), (305, 23185207855), (809, 8741023975), (1321, 5353132775), (1525, 4637041571), (4045, 1748204795), (4339, 1629750725), (6605, 1070626555), (20225, 349640959), (21695, 325950145), (33025, 214125311), (49349, 143295475), (80581, 87756275), (108475, 65190029), (246745, 28659095), (264679, 26717225), (402905, 17551255), (1068689, 6616975), (1233725, 5731819), (1323395, 5343445), (2014525, 3510251)]