399171150320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{524287}}^1$

素因数の和:524638

約数の個数: 80

約数和(自身を含む): 961133150208

約数和(自身を除く): 561961999888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 307, 310, 496, 614, 620, 1228, 1240, 1535, 2456, 2480, 3070, 4912, 6140, 9517, 12280, 19034, 24560, 38068, 47585, 76136, 95170, 152272, 190340, 380680, 524287, 761360, 1048574, 2097148, 2621435, 4194296, 5242870, 8388592, 10485740, 16252897, 20971480, 32505794, 41942960, 65011588, 81264485, 130023176, 160956109, 162528970, 260046352, 321912218, 325057940, 643824436, 650115880, 804780545, 1287648872, 1300231760, 1609561090, 2575297744, 3219122180, 4989639379, 6438244360, 9979278758, 12876488720, 19958557516, 24948196895, 39917115032, 49896393790, 79834230064, 99792787580, 199585575160, 399171150320]

約数ペア:

[(1, 399171150320), (2, 199585575160), (4, 99792787580), (5, 79834230064), (8, 49896393790), (10, 39917115032), (16, 24948196895), (20, 19958557516), (31, 12876488720), (40, 9979278758), (62, 6438244360), (80, 4989639379), (124, 3219122180), (155, 2575297744), (248, 1609561090), (307, 1300231760), (310, 1287648872), (496, 804780545), (614, 650115880), (620, 643824436), (1228, 325057940), (1240, 321912218), (1535, 260046352), (2456, 162528970), (2480, 160956109), (3070, 130023176), (4912, 81264485), (6140, 65011588), (9517, 41942960), (12280, 32505794), (19034, 20971480), (24560, 16252897), (38068, 10485740), (47585, 8388592), (76136, 5242870), (95170, 4194296), (152272, 2621435), (190340, 2097148), (380680, 1048574), (524287, 761360)]