26888978608

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1\times {\mathrm{1669}}^1$

素因数の和:2726

約数の個数: 80

約数和(自身を含む): 56157611040

約数和(自身を除く): 29268632432

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 971, 976, 1037, 1669, 1942, 2074, 3338, 3884, 4148, 6676, 7768, 8296, 13352, 15536, 16507, 16592, 26704, 28373, 33014, 56746, 59231, 66028, 101809, 113492, 118462, 132056, 203618, 226984, 236924, 264112, 407236, 453968, 473848, 814472, 947696, 1006927, 1620599, 1628944, 1730753, 2013854, 3241198, 3461506, 4027708, 6482396, 6923012, 8055416, 12964792, 13846024, 16110832, 25929584, 27550183, 27692048, 55100366, 98856539, 110200732, 197713078, 220401464, 395426156, 440802928, 790852312, 1581704624, 1680561163, 3361122326, 6722244652, 13444489304, 26888978608]

約数ペア:

[(1, 26888978608), (2, 13444489304), (4, 6722244652), (8, 3361122326), (16, 1680561163), (17, 1581704624), (34, 790852312), (61, 440802928), (68, 395426156), (122, 220401464), (136, 197713078), (244, 110200732), (272, 98856539), (488, 55100366), (971, 27692048), (976, 27550183), (1037, 25929584), (1669, 16110832), (1942, 13846024), (2074, 12964792), (3338, 8055416), (3884, 6923012), (4148, 6482396), (6676, 4027708), (7768, 3461506), (8296, 3241198), (13352, 2013854), (15536, 1730753), (16507, 1628944), (16592, 1620599), (26704, 1006927), (28373, 947696), (33014, 814472), (56746, 473848), (59231, 453968), (66028, 407236), (101809, 264112), (113492, 236924), (118462, 226984), (132056, 203618)]