28745406456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{6053}}^1$

素因数の和:6597

約数の個数: 128

約数和(自身を含む): 80063907840

約数和(自身を除く): 51318501384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 491, 744, 806, 982, 1209, 1473, 1612, 1964, 2418, 2946, 3224, 3928, 4836, 5892, 6053, 6383, 9672, 11784, 12106, 12766, 15221, 18159, 19149, 24212, 25532, 30442, 36318, 38298, 45663, 48424, 51064, 60884, 72636, 76596, 78689, 91326, 121768, 145272, 153192, 157378, 182652, 187643, 197873, 236067, 314756, 365304, 375286, 395746, 472134, 562929, 593619, 629512, 750572, 791492, 944268, 1125858, 1187238, 1501144, 1582984, 1888536, 2251716, 2374476, 2439359, 2972023, 4503432, 4748952, 4878718, 5944046, 7318077, 8916069, 9757436, 11888092, 14636154, 17832138, 19514872, 23776184, 29272308, 35664276, 38636299, 58544616, 71328552, 77272598, 92132713, 115908897, 154545196, 184265426, 231817794, 276398139, 309090392, 368530852, 463635588, 552796278, 737061704, 927271176, 1105592556, 1197725269, 2211185112, 2395450538, 3593175807, 4790901076, 7186351614, 9581802152, 14372703228, 28745406456]

約数ペア:

[(1, 28745406456), (2, 14372703228), (3, 9581802152), (4, 7186351614), (6, 4790901076), (8, 3593175807), (12, 2395450538), (13, 2211185112), (24, 1197725269), (26, 1105592556), (31, 927271176), (39, 737061704), (52, 552796278), (62, 463635588), (78, 368530852), (93, 309090392), (104, 276398139), (124, 231817794), (156, 184265426), (186, 154545196), (248, 115908897), (312, 92132713), (372, 77272598), (403, 71328552), (491, 58544616), (744, 38636299), (806, 35664276), (982, 29272308), (1209, 23776184), (1473, 19514872), (1612, 17832138), (1964, 14636154), (2418, 11888092), (2946, 9757436), (3224, 8916069), (3928, 7318077), (4836, 5944046), (5892, 4878718), (6053, 4748952), (6383, 4503432), (9672, 2972023), (11784, 2439359), (12106, 2374476), (12766, 2251716), (15221, 1888536), (18159, 1582984), (19149, 1501144), (24212, 1187238), (25532, 1125858), (30442, 944268), (36318, 791492), (38298, 750572), (45663, 629512), (48424, 593619), (51064, 562929), (60884, 472134), (72636, 395746), (76596, 375286), (78689, 365304), (91326, 314756), (121768, 236067), (145272, 197873), (153192, 187643), (157378, 182652)]