1645681617076

素因数分解:

$2^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{691}}^1\times {\mathrm{205949}}^1$

素因数の和:206717

約数の個数: 72

約数和(自身を含む): 3411866556000

約数和(自身を除く): 1766184938924

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 98, 118, 196, 236, 413, 691, 826, 1382, 1652, 2764, 2891, 4837, 5782, 9674, 11564, 19348, 33859, 40769, 67718, 81538, 135436, 163076, 205949, 285383, 411898, 570766, 823796, 1141532, 1441643, 1997681, 2883286, 3995362, 5766572, 7990724, 10091501, 12150991, 20183002, 24301982, 40366004, 48603964, 85056937, 142310759, 170113874, 284621518, 340227748, 569243036, 595398559, 996175313, 1190797118, 1992350626, 2381594236, 3984701252, 6973227191, 8396334781, 13946454382, 16792669562, 27892908764, 33585339124, 58774343467, 117548686934, 235097373868, 411420404269, 822840808538, 1645681617076]

約数ペア:

[(1, 1645681617076), (2, 822840808538), (4, 411420404269), (7, 235097373868), (14, 117548686934), (28, 58774343467), (49, 33585339124), (59, 27892908764), (98, 16792669562), (118, 13946454382), (196, 8396334781), (236, 6973227191), (413, 3984701252), (691, 2381594236), (826, 1992350626), (1382, 1190797118), (1652, 996175313), (2764, 595398559), (2891, 569243036), (4837, 340227748), (5782, 284621518), (9674, 170113874), (11564, 142310759), (19348, 85056937), (33859, 48603964), (40769, 40366004), (67718, 24301982), (81538, 20183002), (135436, 12150991), (163076, 10091501), (205949, 7990724), (285383, 5766572), (411898, 3995362), (570766, 2883286), (823796, 1997681), (1141532, 1441643)]