202942190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 409190400

約数和(自身を除く): 206248210

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 127, 146, 199, 254, 365, 398, 635, 730, 803, 995, 1270, 1397, 1606, 1990, 2189, 2794, 4015, 4378, 6985, 8030, 9271, 10945, 13970, 14527, 18542, 21890, 25273, 29054, 46355, 50546, 72635, 92710, 101981, 126365, 145270, 159797, 203962, 252730, 278003, 319594, 509905, 556006, 798985, 1019810, 1390015, 1597970, 1844929, 2780030, 3689858, 9224645, 18449290, 20294219, 40588438, 101471095, 202942190]

約数ペア:

[(1, 202942190), (2, 101471095), (5, 40588438), (10, 20294219), (11, 18449290), (22, 9224645), (55, 3689858), (73, 2780030), (110, 1844929), (127, 1597970), (146, 1390015), (199, 1019810), (254, 798985), (365, 556006), (398, 509905), (635, 319594), (730, 278003), (803, 252730), (995, 203962), (1270, 159797), (1397, 145270), (1606, 126365), (1990, 101981), (2189, 92710), (2794, 72635), (4015, 50546), (4378, 46355), (6985, 29054), (8030, 25273), (9271, 21890), (10945, 18542), (13970, 14527)]