831538895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1$

素因数の和:1280

約数の個数: 64

約数和(自身を含む): 1237939200

約数和(自身を除く): 406400305

約数列:

[1, 5, 11, 19, 23, 29, 55, 95, 115, 145, 209, 253, 319, 437, 551, 667, 1045, 1193, 1265, 1595, 2185, 2755, 3335, 4807, 5965, 6061, 7337, 12673, 13123, 22667, 24035, 27439, 30305, 34597, 36685, 63365, 65615, 113335, 137195, 139403, 172985, 249337, 301829, 380567, 521341, 657343, 697015, 795731, 1246685, 1509145, 1902835, 2606705, 3286715, 3978655, 5734751, 7230773, 8753041, 15118889, 28673755, 36153865, 43765205, 75594445, 166307779, 831538895]

約数ペア:

[(1, 831538895), (5, 166307779), (11, 75594445), (19, 43765205), (23, 36153865), (29, 28673755), (55, 15118889), (95, 8753041), (115, 7230773), (145, 5734751), (209, 3978655), (253, 3286715), (319, 2606705), (437, 1902835), (551, 1509145), (667, 1246685), (1045, 795731), (1193, 697015), (1265, 657343), (1595, 521341), (2185, 380567), (2755, 301829), (3335, 249337), (4807, 172985), (5965, 139403), (6061, 137195), (7337, 113335), (12673, 65615), (13123, 63365), (22667, 36685), (24035, 34597), (27439, 30305)]