81947394144

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 960

約数和(自身を含む): 313611927552

約数和(自身を除く): 231664533408

約数列:

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約数ペア:

[(1, 81947394144), (2, 40973697072), (3, 27315798048), (4, 20486848536), (6, 13657899024), (7, 11706770592), (8, 10243424268), (9, 9105266016), (11, 7449763104), (12, 6828949512), (14, 5853385296), (16, 5121712134), (18, 4552633008), (21, 3902256864), (22, 3724881552), (24, 3414474756), (27, 3035088672), (28, 2926692648), (32, 2560856067), (33, 2483254368), (36, 2276316504), (42, 1951128432), (44, 1862440776), (48, 1707237378), (53, 1546177248), (54, 1517544336), (56, 1463346324), (61, 1343399904), (63, 1300752288), (66, 1241627184), (72, 1138158252), (77, 1064251872), (81, 1011696224), (84, 975564216), (88, 931220388), (96, 853618689), (99, 827751456), (106, 773088624), (108, 758772168), (112, 731673162), (122, 671699952), (126, 650376144), (127, 645255072), (132, 620813592), (144, 569079126), (154, 532125936), (159, 515392416), (162, 505848112), (168, 487782108), (176, 465610194), (183, 447799968), (189, 433584096), (198, 413875728), (212, 386544312), (216, 379386084), (224, 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