71322291248

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{3389}}^1$

素因数の和:3647

約数の個数: 120

約数和(自身を含む): 154005611760

約数和(自身を除く): 82683320512

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 169, 172, 181, 208, 338, 344, 362, 559, 676, 688, 724, 1118, 1352, 1448, 2236, 2353, 2704, 2896, 3389, 4472, 4706, 6778, 7267, 7783, 8944, 9412, 13556, 14534, 15566, 18824, 27112, 29068, 30589, 31132, 37648, 44057, 54224, 58136, 61178, 62264, 88114, 101179, 116272, 122356, 124528, 145727, 176228, 202358, 244712, 291454, 352456, 404716, 489424, 572741, 582908, 613409, 704912, 809432, 1145482, 1165816, 1226818, 1315327, 1618864, 1894451, 2290964, 2331632, 2453636, 2630654, 3788902, 4581928, 4907272, 5261308, 7577804, 7974317, 9163856, 9814544, 10522616, 15155608, 15948634, 21045232, 24627863, 26376587, 30311216, 31897268, 49255726, 52753174, 63794536, 98511452, 103666121, 105506348, 127589072, 197022904, 207332242, 211012696, 342895631, 394045808, 414664484, 422025392, 685791262, 829328968, 1371582524, 1658657936, 2743165048, 4457643203, 5486330096, 8915286406, 17830572812, 35661145624, 71322291248]

約数ペア:

[(1, 71322291248), (2, 35661145624), (4, 17830572812), (8, 8915286406), (13, 5486330096), (16, 4457643203), (26, 2743165048), (43, 1658657936), (52, 1371582524), (86, 829328968), (104, 685791262), (169, 422025392), (172, 414664484), (181, 394045808), (208, 342895631), (338, 211012696), (344, 207332242), (362, 197022904), (559, 127589072), (676, 105506348), (688, 103666121), (724, 98511452), (1118, 63794536), (1352, 52753174), (1448, 49255726), (2236, 31897268), (2353, 30311216), (2704, 26376587), (2896, 24627863), (3389, 21045232), (4472, 15948634), (4706, 15155608), (6778, 10522616), (7267, 9814544), (7783, 9163856), (8944, 7974317), (9412, 7577804), (13556, 5261308), (14534, 4907272), (15566, 4581928), (18824, 3788902), (27112, 2630654), (29068, 2453636), (30589, 2331632), (31132, 2290964), (37648, 1894451), (44057, 1618864), (54224, 1315327), (58136, 1226818), (61178, 1165816), (62264, 1145482), (88114, 809432), (101179, 704912), (116272, 613409), (122356, 582908), (124528, 572741), (145727, 489424), (176228, 404716), (202358, 352456), (244712, 291454)]