2788157050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{821}}^1$

素因数の和:1184

約数の個数: 96

約数和(自身を含む): 6145035264

約数和(自身を除く): 3356878214

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 313, 350, 434, 626, 775, 821, 1085, 1550, 1565, 1642, 2170, 2191, 3130, 4105, 4382, 5425, 5747, 7825, 8210, 9703, 10850, 10955, 11494, 15650, 19406, 20525, 21910, 25451, 28735, 41050, 48515, 50902, 54775, 57470, 67921, 97030, 109550, 127255, 135842, 143675, 178157, 242575, 254510, 256973, 287350, 339605, 356314, 485150, 513946, 636275, 679210, 890785, 1272550, 1284865, 1698025, 1781570, 1798811, 2569730, 3396050, 3597622, 4453925, 6424325, 7966163, 8907850, 8994055, 12848650, 15932326, 17988110, 39830815, 44970275, 55763141, 79661630, 89940550, 111526282, 199154075, 278815705, 398308150, 557631410, 1394078525, 2788157050]

約数ペア:

[(1, 2788157050), (2, 1394078525), (5, 557631410), (7, 398308150), (10, 278815705), (14, 199154075), (25, 111526282), (31, 89940550), (35, 79661630), (50, 55763141), (62, 44970275), (70, 39830815), (155, 17988110), (175, 15932326), (217, 12848650), (310, 8994055), (313, 8907850), (350, 7966163), (434, 6424325), (626, 4453925), (775, 3597622), (821, 3396050), (1085, 2569730), (1550, 1798811), (1565, 1781570), (1642, 1698025), (2170, 1284865), (2191, 1272550), (3130, 890785), (4105, 679210), (4382, 636275), (5425, 513946), (5747, 485150), (7825, 356314), (8210, 339605), (9703, 287350), (10850, 256973), (10955, 254510), (11494, 242575), (15650, 178157), (19406, 143675), (20525, 135842), (21910, 127255), (25451, 109550), (28735, 97030), (41050, 67921), (48515, 57470), (50902, 54775)]