1261891638736

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{610733}}^1$

素因数の和:610904

約数の個数: 80

約数和(自身を含む): 2605904260560

約数和(自身を除く): 1344012621824

約数列:

[1, 2, 4, 8, 16, 29, 58, 61, 73, 116, 122, 146, 232, 244, 292, 464, 488, 584, 976, 1168, 1769, 2117, 3538, 4234, 4453, 7076, 8468, 8906, 14152, 16936, 17812, 28304, 33872, 35624, 71248, 129137, 258274, 516548, 610733, 1033096, 1221466, 2066192, 2442932, 4885864, 9771728, 17711257, 35422514, 37254713, 44583509, 70845028, 74509426, 89167018, 141690056, 149018852, 178334036, 283380112, 298037704, 356668072, 596075408, 713336144, 1080386677, 1292921761, 2160773354, 2585843522, 2719594049, 4321546708, 5171687044, 5439188098, 8643093416, 10343374088, 10878376196, 17286186832, 20686748176, 21756752392, 43513504784, 78868227421, 157736454842, 315472909684, 630945819368, 1261891638736]

約数ペア:

[(1, 1261891638736), (2, 630945819368), (4, 315472909684), (8, 157736454842), (16, 78868227421), (29, 43513504784), (58, 21756752392), (61, 20686748176), (73, 17286186832), (116, 10878376196), (122, 10343374088), (146, 8643093416), (232, 5439188098), (244, 5171687044), (292, 4321546708), (464, 2719594049), (488, 2585843522), (584, 2160773354), (976, 1292921761), (1168, 1080386677), (1769, 713336144), (2117, 596075408), (3538, 356668072), (4234, 298037704), (4453, 283380112), (7076, 178334036), (8468, 149018852), (8906, 141690056), (14152, 89167018), (16936, 74509426), (17812, 70845028), (28304, 44583509), (33872, 37254713), (35624, 35422514), (71248, 17711257), (129137, 9771728), (258274, 4885864), (516548, 2442932), (610733, 2066192), (1033096, 1221466)]