25551276816

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1320889}}^1$

素因数の和:1320944

約数の個数: 80

約数和(自身を含む): 73378081280

約数和(自身を除く): 47826804464

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 1320889, 2641778, 3962667, 5283556, 7925334, 10567112, 15850668, 17171557, 21134224, 31701336, 34343114, 40947559, 51514671, 63402672, 68686228, 81895118, 103029342, 122842677, 137372456, 163790236, 206058684, 245685354, 274744912, 327580472, 412117368, 491370708, 532318267, 655160944, 824234736, 982741416, 1064636534, 1596954801, 1965482832, 2129273068, 3193909602, 4258546136, 6387819204, 8517092272, 12775638408, 25551276816]

約数ペア:

[(1, 25551276816), (2, 12775638408), (3, 8517092272), (4, 6387819204), (6, 4258546136), (8, 3193909602), (12, 2129273068), (13, 1965482832), (16, 1596954801), (24, 1064636534), (26, 982741416), (31, 824234736), (39, 655160944), (48, 532318267), (52, 491370708), (62, 412117368), (78, 327580472), (93, 274744912), (104, 245685354), (124, 206058684), (156, 163790236), (186, 137372456), (208, 122842677), (248, 103029342), (312, 81895118), (372, 68686228), (403, 63402672), (496, 51514671), (624, 40947559), (744, 34343114), (806, 31701336), (1209, 21134224), (1488, 17171557), (1612, 15850668), (2418, 10567112), (3224, 7925334), (4836, 5283556), (6448, 3962667), (9672, 2641778), (19344, 1320889)]