54542440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 127429200

約数和(自身を除く): 72886760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 137, 148, 185, 269, 274, 296, 370, 538, 548, 685, 740, 1076, 1096, 1345, 1370, 1480, 2152, 2690, 2740, 5069, 5380, 5480, 9953, 10138, 10760, 19906, 20276, 25345, 36853, 39812, 40552, 49765, 50690, 73706, 79624, 99530, 101380, 147412, 184265, 199060, 202760, 294824, 368530, 398120, 737060, 1363561, 1474120, 2727122, 5454244, 6817805, 10908488, 13635610, 27271220, 54542440]

約数ペア:

[(1, 54542440), (2, 27271220), (4, 13635610), (5, 10908488), (8, 6817805), (10, 5454244), (20, 2727122), (37, 1474120), (40, 1363561), (74, 737060), (137, 398120), (148, 368530), (185, 294824), (269, 202760), (274, 199060), (296, 184265), (370, 147412), (538, 101380), (548, 99530), (685, 79624), (740, 73706), (1076, 50690), (1096, 49765), (1345, 40552), (1370, 39812), (1480, 36853), (2152, 25345), (2690, 20276), (2740, 19906), (5069, 10760), (5380, 10138), (5480, 9953)]