78152800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 212611392

約数和(自身を除く): 134458592

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 83, 88, 100, 107, 110, 160, 166, 176, 200, 214, 220, 275, 332, 352, 400, 415, 428, 440, 535, 550, 664, 800, 830, 856, 880, 913, 1070, 1100, 1177, 1328, 1660, 1712, 1760, 1826, 2075, 2140, 2200, 2354, 2656, 2675, 3320, 3424, 3652, 4150, 4280, 4400, 4565, 4708, 5350, 5885, 6640, 7304, 8300, 8560, 8800, 8881, 9130, 9416, 10700, 11770, 13280, 14608, 16600, 17120, 17762, 18260, 18832, 21400, 22825, 23540, 29216, 29425, 33200, 35524, 36520, 37664, 42800, 44405, 45650, 47080, 58850, 66400, 71048, 73040, 85600, 88810, 91300, 94160, 97691, 117700, 142096, 146080, 177620, 182600, 188320, 195382, 222025, 235400, 284192, 355240, 365200, 390764, 444050, 470800, 488455, 710480, 730400, 781528, 888100, 941600, 976910, 1420960, 1563056, 1776200, 1953820, 2442275, 3126112, 3552400, 3907640, 4884550, 7104800, 7815280, 9769100, 15630560, 19538200, 39076400, 78152800]

約数ペア:

[(1, 78152800), (2, 39076400), (4, 19538200), (5, 15630560), (8, 9769100), (10, 7815280), (11, 7104800), (16, 4884550), (20, 3907640), (22, 3552400), (25, 3126112), (32, 2442275), (40, 1953820), (44, 1776200), (50, 1563056), (55, 1420960), (80, 976910), (83, 941600), (88, 888100), (100, 781528), (107, 730400), (110, 710480), (160, 488455), (166, 470800), (176, 444050), (200, 390764), (214, 365200), (220, 355240), (275, 284192), (332, 235400), (352, 222025), (400, 195382), (415, 188320), (428, 182600), (440, 177620), (535, 146080), (550, 142096), (664, 117700), (800, 97691), (830, 94160), (856, 91300), (880, 88810), (913, 85600), (1070, 73040), (1100, 71048), (1177, 66400), (1328, 58850), (1660, 47080), (1712, 45650), (1760, 44405), (1826, 42800), (2075, 37664), (2140, 36520), (2200, 35524), (2354, 33200), (2656, 29425), (2675, 29216), (3320, 23540), (3424, 22825), (3652, 21400), (4150, 18832), (4280, 18260), (4400, 17762), (4565, 17120), (4708, 16600), (5350, 14608), (5885, 13280), (6640, 11770), (7304, 10700), (8300, 9416), (8560, 9130), (8800, 8881)]