401890374145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1\times {\mathrm{3121}}^1$

素因数の和:4106

約数の個数: 64

約数和(自身を含む): 551853711360

約数和(自身を除く): 149963337215

約数列:

[1, 5, 13, 19, 65, 95, 127, 247, 635, 821, 1235, 1651, 2413, 3121, 4105, 8255, 10673, 12065, 15599, 15605, 31369, 40573, 53365, 59299, 77995, 104267, 156845, 202787, 202865, 296495, 396367, 521335, 770887, 1013935, 1355471, 1981073, 1981835, 2562341, 3854435, 5152771, 6777355, 7530973, 9905365, 12811705, 25753949, 25763855, 33310433, 37654865, 48684479, 97902649, 128769745, 166552165, 243422395, 325417307, 489513245, 632898227, 1627086535, 3164491135, 4230424991, 6182928833, 21152124955, 30914644165, 80378074829, 401890374145]

約数ペア:

[(1, 401890374145), (5, 80378074829), (13, 30914644165), (19, 21152124955), (65, 6182928833), (95, 4230424991), (127, 3164491135), (247, 1627086535), (635, 632898227), (821, 489513245), (1235, 325417307), (1651, 243422395), (2413, 166552165), (3121, 128769745), (4105, 97902649), (8255, 48684479), (10673, 37654865), (12065, 33310433), (15599, 25763855), (15605, 25753949), (31369, 12811705), (40573, 9905365), (53365, 7530973), (59299, 6777355), (77995, 5152771), (104267, 3854435), (156845, 2562341), (202787, 1981835), (202865, 1981073), (296495, 1355471), (396367, 1013935), (521335, 770887)]